Can Acrobat Pro Open in Read Mode

Acrobat User Guide
Introduction to Acrobat
1. Access Acrobat from desktop, mobile, web
2. What's new in Acrobat
3. Keyboard shortcuts
4. Organization Requirements
Workspace
1. Workspace basics
2. Opening and viewing PDFs
  1. Opening PDFs
  2. Navigating PDF pages
  3. Viewing PDF preferences
  4. Adjusting PDF views
  5. Enable thumbnail preview of PDFs
  6. Brandish PDF in browser
3. Working with online storage accounts
  1. Access files from Box
  2. Admission files from Dropbox
  3. Access files from OneDrive
  4. Admission files from SharePoint
  5. Access files from Google Drive
4. Acrobat and macOS
5. Acrobat notifications
6. Grids, guides, and measurements in PDFs
7. Asian, Cyrillic, and correct-to-left text in PDFs
Creating PDFs
1. Overview of PDF creation
2. Create PDFs with Acrobat
3. Create PDFs with PDFMaker
4. Using the Adobe PDF printer
5. Converting web pages to PDF
6. Creating PDFs with Acrobat Distiller
7. Adobe PDF conversion settings
8. PDF fonts
Editing PDFs
1. Edit text in PDFs
2. Edit images or objects in a PDF
3. Rotate, movement, delete, and renumber PDF pages
4. Edit scanned PDFs
5. Enhance document photos captured using a mobile camera
6. Optimizing PDFs
7. PDF properties and metadata
8. Links and attachments in PDFs
9. PDF layers
10. Page thumbnails and bookmarks in PDFs
11. Action Wizard (Acrobat Pro)
12. PDFs converted to web pages
13. Setting up PDFs for a presentation
14. PDF articles
15. Geospatial PDFs
16. Applying actions and scripts to PDFs
17. Change the default font for adding text
18. Delete pages from a PDF
Scan and OCR
1. Scan documents to PDF
2. Heighten document photos
3. Troubleshoot scanner issues when scanning using Acrobat
Forms
1. PDF forms basics
2. Create a form from scratch in Acrobat
3. Create and distribute PDF forms
4. Fill in PDF forms
5. PDF grade field backdrop
6. Fill and sign PDF forms
7. Setting activity buttons in PDF forms
8. Publishing interactive PDF web forms
9. PDF form field basics
10. PDF barcode form fields
11. Collect and manage PDF form data
12. About forms tracker
13. PDF forms help
14. Send PDF forms to recipients using electronic mail or an internal server
Combining files
1. Combine or merge files into unmarried PDF
2. Rotate, move, delete, and renumber PDF pages
3. Add headers, footers, and Bates numbering to PDFs
4. Ingather PDF pages
5. Add watermarks to PDFs
6. Add backgrounds to PDFs
7. Working with component files in a PDF Portfolio
8. Publish and share PDF Portfolios
9. Overview of PDF Portfolios
10. Create and customize PDF Portfolios
Sharing, reviews, and commenting
1. Share and rail PDFs online
2. Marker upwards text with edits
3. Preparing for a PDF review
4. Starting a PDF review
5. Hosting shared reviews on SharePoint or Role 365 sites
6. Participating in a PDF review
7. Add comments to PDFs
8. Adding a postage to a PDF
9. Approval workflows
10. Managing comments | view, reply, print
11. Importing and exporting comments
12. Tracking and managing PDF reviews
Saving and exporting PDFs
1. Saving PDFs
2. Convert PDF to Word
3. Catechumen PDF to JPG
4. Convert or consign PDFs to other file formats
5. File format options for PDF consign
6. Reusing PDF content
Security
1. Enhanced security setting for PDFs
2. Securing PDFs with passwords
3. Manage Digital IDs
4. Securing PDFs with certificates
5. Opening secured PDFs
6. Removing sensitive content from PDFs
7. Setting upward security policies for PDFs
8. Choosing a security method for PDFs
9. Security warnings when a PDF opens
10. Securing PDFs with Adobe Experience Manager
11. Protected View feature for PDFs
12. Overview of security in Acrobat and PDFs
13. JavaScripts in PDFs as a security chance
14. Attachments every bit security risks
15. Permit or block links in PDFs
Electronic signatures
1. Sign PDF documents
2. Capture your signature on mobile and use it everywhere
3. Send documents for signature
4. Virtually document signatures
5. Document-based signatures
6. Validating digital signatures
7. Adobe Approved Trust Listing
8. Manage trusted identities
Press
1. Basic PDF printing tasks
2. Print Booklets and PDF Portfolios
3. Avant-garde PDF print settings
4. Print to PDF
5. Printing colour PDFs (Acrobat Pro)
6. Printing PDFs in custom sizes
Accessibility, tags, and reflow
1. Create and verify PDF accessibility
2. Accessibility features in PDFs
3. Reading Club tool for PDFs
4. Reading PDFs with reflow and accessibility features
5. Edit document structure with the Content and Tags panels
6. Creating attainable PDFs
Searching and indexing
1. Creating PDF indexes
2. Searching PDFs
Multimedia and 3D models
1. Add audio, video, and interactive objects to PDFs
2. Adding 3D models to PDFs (Acrobat Pro)
3. Displaying 3D models in PDFs
4. Interacting with 3D models
5. Measuring 3D objects in PDFs
6. Setting 3D views in PDFs
7. Enable 3D content in PDF
8. Adding multimedia to PDFs
9. Commenting on 3D designs in PDFs
10. Playing video, sound, and multimedia formats in PDFs
11. Add together comments to videos
Print production tools (Acrobat Pro)
1. Print product tools overview
2. Printer marks and hairlines
3. Previewing output
4. Transparency flattening
5. Color conversion and ink management
6. Trapping color
Preflight (Acrobat Pro)
1. PDF/10-, PDF/A-, and PDF/E-compliant files
2. Preflight profiles
3. Advanced preflight inspections
4. Preflight reports
5. Viewing preflight results, objects, and resources
6. Output intents in PDFs
7. Correcting trouble areas with the Preflight tool
8. Automating document analysis with droplets or preflight actions
9. Analyzing documents with the Preflight tool
10. Additional checks in the Preflight tool
11. Preflight libraries
12. Preflight variables
Colour management
1. Keeping colors consistent
2. Color settings
3. Color-managing documents
4. Working with colour profiles
5. Agreement color management

The initial view of the PDF depends on how its creator set the document properties. For example, a document may open at a item folio or magnification.

View PDFs in Read style

When y'all're reading a document, you lot can hide all the toolbars and task panes to maximize the viewing area on your screen.

The bones reading controls, such every bit page navigation and zoom, appear in a semi-transparent floating toolbar well-nigh the bottom of the window.

To open up Read mode, choose View > Read Mode, or click the Read Style button in the floating toolbar.
To restore the piece of work area to its previous view, cull View > Read Manner once again. You can as well click the collapse push button in the floating toolbar.

Floating toolbar in Read mode — Read mode with semi-transparent floating toolbar

View PDFs in Full Screen mode

In Full Screen way, just the document appears; the menu bar, toolbars, chore panes, and window controls are subconscious. A PDF creator can set a PDF to open in Full Screen way, or you can ready the view yourself. Full Screen mode is ofttimes used for presentations, sometimes with automatic page advancement and transitions.

The arrow remains active in Full Screen mode so that you can click links and open up notes. There are 2 ways to accelerate through a PDF in Full Screen style. Yous tin use keyboard shortcuts for navigational and magnification commands, and you lot tin can set a Total Screen preference to display Full Screen navigation buttons that you click to change pages or leave Total Screen mode.

With the Oct 2022 release of Acrobat DC, you tin can now open the review PDF files in Full Screen mode. This helps proceed the focus on the content and the received comments. To switch to Full Screen mode, utilise the keyboard shortcut - Ctrl + 50.

Prepare the Full Screen navigation bar preference

In the Preferences dialog box nether Categories, select Total Screen.

Select Prove Navigation Bar, then click OK.

Select View > Full Screen Mode.

Read a certificate in Full Screen mode

If the Full Screen navigation bar is non shown, y'all can use keyboard shortcuts to navigate through a PDF.

If you have 2 monitors installed, the Total Screen mode of a page sometimes appears on only one of the monitors. To page through the document, click the screen displaying the page in Full Screen manner.

Choose View > Full Screen Mode.

To go to the side by side page, press the Enter, Folio Downwards, Down Arrow, or the Correct Arrow cardinal.
To become to the previous page, printing Shift+Enter, Page Up, Upward Arrow, or the Left Arrow fundamental.

To close Full Screen mode, press Ctrl+50 or Esc. (Escape Key Exits must be selected in the Full Screen preferences.)

To bear witness a Total Screen tool in the Common Tools toolbar, right-click the toolbar area and cull Testify Folio Display Tools > Full Screen Mode. So click the Full Screen tool to switch to Full Screen manner.

Display themes in Acrobat DC

You can change the overall look and feel of Acrobat by setting the display themes. To choose the theme, become to View > Display Theme, and then select 1 of the themes below:

System Theme - When you cull System Theme, Acrobat changes the UI as per the OS theme. If the Bone theme is inverse while Acrobat is running, then Acrobat'southward theme also gets updated.
Light Gray - The default theme that Acrobat uses is Light Grey. All the UI elements and the document background appears light gray.
Dark Gray - Setting the theme to Night Grey improves visual ergonomics by reducing heart strain, and facilitate screen use in nighttime environments – all while conserving battery power. The dark theme is at present extended to include the top carte du jour, on-folio contextual menu, scroll bar and the comments pane.

Display themes

Preferences for viewing PDFs

The Preferences dialog box defines a default folio layout and customizes your application in many other means. For viewing PDFs, examine the preferences options for Documents, Total Screen, General, Page Display, and 3D & Multimedia.

The preferences settings control how the application behaves whenever you use information technology; they are not associated with any particular PDF document. To access the preferences dialog, choose Edit>Preferences(Windows) orAcrobat / Adobe Acrobat Reader>Preferences(Mac Bone).

If you lot install whatever tertiary-party plug-ins, fix these preferences using the Third-Party Preferences menu detail.

Acrobat preferences dialog box

Documents preferences

Open Settings

Restore Last View Settings When Reopening Documents:Determines whether documents open automatically to the last viewed page within a piece of work session.
Open up Cross-certificate Links In Same Window:Closes the electric current certificate and opens the document beingness linked to in the same window, minimizing the number of windows open. If the document beingness linked to is already open in some other window, the electric current document is non airtight when yous click a link to the open up document. If you do not select this choice, a new window opens each time you click a link to a unlike document.
Let Layer Land To Exist Ready By User Information:Allows the author of a layered PDF document to specify layer visibility based on user data.
Let Documents To Hide The Card Bar, Toolbars, And Window Controls:Allows the PDF to determine whether the carte du jour bar, toolbar, and window controls are hidden when the PDF is opened.
Ever use filename as document title: Allows you lot to employ the filename equally the document title. (Not selected by default.)
Documents In Recently Used List:Sets the maximum number of documents listed in the File menu.

Save Settings

Automatically Save Document Changes To Temporary File Every _ Minutes:Determines how often Acrobat automatically saves changes to an open document.
Salvage Every bit Optimizes For Fast Web View:Restructures a PDF certificate for page-at-a-time downloading from spider web servers.
E'er reduce size for files more 10MB: Reduces the size of the PDF automatically if the file size is greater than 10MB.

PDF/A View Mode

View Documents In PDF/A ModeSpecifies when to utilise this viewing way: Never, orJust For PDF/A Documents.

Searches the PDF for items that may not be credible, such equally metadata, file attachments, comments, and hidden text and layers. The search results appear in a dialog box, and you can remove any type of item that appears at that place.

Remove Hidden Information When Closing Certificate (Not selected by default.)
Remove Subconscious Information When Sending Document By Electronic mail (Non selected past default.)

Redaction

Accommodate Filename When Saving Applied Redaction Marks: Specifies a prefix or suffix to use when saving a file to which redaction marks have been applied.
Choose Localization For Search & Remove Text Patterns: Specifies which installed language version of Acrobat to employ for the patterns. For example, if you installed both the English and German versions, then y'all can choose either language for the patterns. The Patterns pick appears in the Search and Redaction dialog boxes.

Total Screen preferences

Full-Screen Setup

Current Certificate Just:Specifies whether the display is express to a single PDF.
Fill Screen With 1 Folio At A Time: Sets the page view to the maximum screen coverage past a single page.
Alert When Certificate Requests Total Screen:Displays a message before going intoFull-Screen mode. Selecting this choice overrides a previous choice of Exercise Not Prove This Message Once again in that message.
Which Monitor To Use:Specifies the monitor on which full-screen display appears (for users with multiple-monitor configurations).

Full-Screen Navigation

Escape Key Exits:Lets you go out Total-Screen mode by pressing the Esc central. If this option is not selected, you can go out by pressing Ctrl+L.
Show Navigation Bar:Shows a minimal navigation toolbar regardless of the document settings.
Left Click To Go Forrad One Page; Correct Click To Go Back One Page:Lets you page through an Adobe PDF document by clicking the mouse. You can also folio through a document by pressing Return, Shift-Return (to go backward), or the arrow keys.
Loop Later on Last Folio: Lets y'all page through a PDF certificate continuously, returning to the outset page later the last. This option is typically used for setting up kiosk displays.
Advance Every _ Seconds:Specifies whether to advance automatically from page to page every fix number of seconds. Yous can folio through a document using the mouse or keyboard commands even if automatic paging is selected.

Full-Screen Appearance

Background Color:Specifies the window's groundwork color in Full-Screen way. Yous can select a color from the color palette to customize the groundwork color.
Mouse Cursor:Specifies whether to show or hide the pointer when Total-Screen fashion is in operation.

Total-Screen Transitions

Disable All Page Transitions:Removes transition effects from presentations that y'all view inFull-Screen mode.
Default Transition: Specifies the transition event to display when you switch pages inFull-Screen mode and no transition effect has been set for the document.
Direction: Determines the flow of the selected default transition on the screen, such as Down, Left, Horizontal, and so on. The available options vary co-ordinate to the transition. If no directional options bear on the selected default transition, this choice is not available.
Navigation Controls Direction:Mimics the user'southward progress through the presentation, such equally transitioning from top to lesser when the user proceeds to the next page and from lesser to top when the user backtracks to the previous folio. Bachelor only for transitions with directional options.

General preferences

Basic Tools

Apply Single Key Accelerators To Access Tools:Enables you lot to select tools with a single keystroke. This option is deselected by default.
Create Links From URLs:Specifies whether links that weren't created with Acrobat are automatically identified in the PDF document and go clickable links.
Make Mitt Tool Select Text & Images:Enables the Hand tool to function as the Select tool when it hovers over text in anAdobe PDF.
Make Mitt Tool Read Articles:Changes the appearance of the Hand tool arrow when over an article thread. Upon the get-go click, the article zooms to fill up the document pane horizontally; subsequent clicks follow the thread of the article.
Make Hand Tool Utilise Mouse-wheel Zooming:Changes the action of the mouse bicycle from scrolling to zooming.
Make Select Tool Select Images Earlier Text:Changes the order in which the Select tool selects.
Show Quick actions on text option: Display a quick action toolbar on text or image choice.
Show Online Storage When Opening Files: Display the deject storage in the file open dialog box.
Show Online Storage When Saving Files: Display the cloud storage while saving the file.
Open PDFs from last session on Acrobat launch: Reopen PDFs from the final session on launching Acrobat.
Open up Documents Equally New Tabs In The Same Window (requires relaunch): Groups multiple documents into tabs when opened. You can also snap or pull out tabs as individual windows. To do this, select a tab and drag the thumbnail that appears away from the toolbar, and and so release the tab.
Prompt Before Closing Multiple Tabs: Confirms from the user before closing Acrobat.
Show Starred Files In Recent Tab: Displays the starred files equally cards in Habitation view.
Use Stock-still Resolution For Snapshot Tool Images: Sets the resolution used to copy an prototype captured with the Snapshot tool.
Enable PDF thumbnail preview in Windows Explorer: Select to display PDFs every bit thumbnail preview in Windows Explorer.
Touch Mode:Sets how Acrobat enters the Bear on manner, if at all, for touch on enabled devices. In Touch mode, Toolbar buttons, panels, and menus shift apart slightly to accommodate selecting with your fingers. The Affect reading mode optimizes viewing and supports most common gestures.
Scale for screen resolution (restart required): Auto-find screen resolution and calibration the PDF for viewing, or display the PDF as it is irrespective of the screen resolution.

Warnings

Do Not Show Edit Warnings:Disables warning boxes that would unremarkably appear when you delete items such as links, pages, folio thumbnails, and bookmarks.
Reset All Warnings:Restores default settings for warnings.

Messages From Adobe

Prove Me Messages When I Launch Acrobat:Allows in-product marketing messages from Adobe to appear in theWelcome Screen when you lot launch the application without a document open. Click a message to go information about features, updates, or online services, or to open up an element in the awarding, such every bit a task pane. Deselect the choice to prevent in-product marketing messages from appearing.

Transactional messages, which facilitate the Adobe Online Service, cannot be turned off.

Awarding Startup

Use But Certified Plug-Ins:Ensures that only Adobe-certified 3rd-party plug-ins are loaded. The notation Currently in Certified Style indicates either Yes or No depending on its status.
Check 2D Graphics Accelerator (Windows just): (Appears only if your computer hardware supports 2D graphics dispatch.) When selected, allows hardware acceleration usage when the first document is opened. When deselected, hardware dispatch usage starts after the first document is opened. This choice can dull startup time, so information technology is deselected by default.

This option is available only when the option Apply second Graphics Dispatch in the Page Display preferences is selected.

Select As Default PDF Handler (Windows just): Specifies which application, Reader or Acrobat, is used to open PDFs. This setting applies if you have both Acrobat and Reader installed on your calculator. In Windows 7 or earlier, a browser uses this setting just if it is using the Adobe plug-in or improver for viewing PDF files. In Windows 8, this setting controls which application is the default PDF application for your system, including in your browser. Windows viii prompts you to allow this change before applying information technology to your system. Once set, Windows 8 also uses the selected PDF application for tasks related to PDF files, such every bit previewing, displaying thumbnails, and providing file information.
Tell Me If Adobe Acrobat Is Non My Default PDF Application (Windows only): If Acrobat is not set every bit the default PDF handler, a dialog prompts whether to make Adobe Acrobat the default PDF application whenever you lot launch Acrobat.

Folio Display preferences

Default Layout And Zoom

Page Layout:Sets the folio layout used for scrolling when y'all beginning open up a document. The default setting is Automated. The Folio Layout setting in File > Backdrop > Initial View overrides this value.
Zoom: Sets the magnification level for PDF documents when they are first opened. The default setting is Automated. The Magnification setting in File > Properties > Initial View overrides this value.

Two conditions tin impact page layout and zoom. i) Someone has already set an individual PDF to a different initial view in File > Properties. two) You accept the option Restore Concluding View Settings When Reopening Documents selected in Edit > Preferences > Document category.

Resolution

Employ Organisation Setting:Uses the system settings for monitor resolution.
Custom Resolution:Sets the monitor resolution.

Rendering

Shine Text:Specifies the type of text-smoothing to utilise.
Smooth Line Art:Applies smoothing to remove sharp angles in lines.
Smoothen Images: Applies smoothing to minimize sharp changes in images.
Utilise Local Fonts: Specifies whether the application uses or ignores local fonts installed on your system. When deselected, substitute fonts are used for any font not embedded in the PDF. If a font cannot exist substituted, the text appears as bullets and an fault bulletin appears.
Enhance Thin Lines:When selected, clarifies thin lines in the display to make them more than visible.
Use Page Cache: Places the side by side page in a buffer before the current page is viewed to reduce the fourth dimension required to folio through a document.
Utilize 2nd Graphics Dispatch (Windows only):(Appears only if your computer hardware supports 2D graphics dispatch.) Speeds upwardly zooming, scrolling, and redrawing of page content, and speeds the rendering and manipulation of 2D PDF content. This option is selected by default.

If this choice is not available in the Page Brandish preferences, you may need to update your GPU bill of fare driver to enable this hardware characteristic. Contact your card vendor or computer manufacturer for an updated driver.

Page Content And Data

Show Big Images:Displays large images. If your arrangement is slow to brandish image-intensive pages, deselect this selection.
Use Smoothen Zooming (Windows merely):When deselected, turns off animation furnishings, which improves performance.
Show Fine art, Trim, & Bleed Boxes:Displays any art, trim, or drain boxes defined for a certificate.
Show Transparency Grid:Displays the grid behind transparent objects.
Utilize Logical Folio Numbers:Enables theNumber Pages command for matching the position of the page in the PDF to the number printed on the folio. A page number, followed by the folio position in parentheses, appears in the Page Navigation toolbar and in theGo To Folio and Print dialog boxes. For example, i (1 of 1) if the printed number of the offset page is i. If this pick is not selected, pages are numbered with Arabic numbers starting at 1. Selecting this selection helps prevent unexpected beliefs when clicking Back or Go Back in your web browser.
Ever Show Document Page Size:Displays the folio measurements beside the horizontal curlicue bar.
Utilise Overprint Preview:Specifies whetherOverprint Preview mode is on only for PDF/X files, never on, ever on, or set automatically. When set to Automatic, if a document contains overprints, soOverprint Previewmode is activated. The Overprint Preview way lets you see (onscreen) the effects of ink aliasing in the printed output. For example, a printer or service provider could create an ink alias if a document contains two similar spot colors and just one is required.
Default Transparency Blending Color Space:Sets the default colour infinite,Working RGB or Working CMYK, for transparency blending.

Reference XObjects View Style

Testify Reference XObject Targets:Specifies the blazon of documents in which reference XObjects can be viewed.
Location Of Referenced Files(Optional): Specifies a location for the referenced documents.

Touch manner for tablet and mobile devices

Impact style makes it easier to apply Acrobat DC and Acrobat Reader DC on impact devices. Toolbar buttons, panels, and menus shift apart slightly to adapt selecting with your fingers. The Touch reading mode optimizes viewing and supports most common gestures. Acrobat DC and Acrobat Reader DC automatically switch to Affect style when on a touch-enabled device. You can change the default preference setting for Touch mode.

Change Touch Fashion preference

Choose Edit > Preferences (Windows) or Acrobat DC / Adobe Acrobat Reader DC > Preferences (Mac OS).

Under Categories, select General.

In Basic Tools, choose the desired default setting from the Touch Manner carte.

Modify the PDF/A viewing mode

PDF/A is an ISO standard for long-term archiving and preservation of electronic documents. Documents you browse to PDF are PDF/A-compliant. You tin specify whether you desire to view documents in this viewing mode.

When yous open a PDF/A compliant document in PDF/A viewing mode, the certificate is opened in Read fashion to prevent modification. A bulletin is displayed in the document message bar. Yous will be unable to make changes and add annotations to the document. If y'all turn off PDF/A mode, you can edit the document.

In the Preferences dialog box under Categories, select Documents.

Cull an choice for View Documents In PDF/A Mode: Never, or Merely For PDF/A Documents.

You can switch in or out of PDF/A viewing mode by changing this preference setting.

Brandish PDFs in Line Weights view

The Line Weights view displays lines with the weights defined in the PDF. When Line Weights view is off, it applies a constant stroke width (one pixel) to lines, regardless of zoom. When yous print the document, the stroke prints at the true width.

Choose View > Show/Hide > Rulers & Grids > Line Weights. To plough off Line Weights view, cull View > Bear witness/Hibernate > Rulers & Grids > Line Weights again.

You cannot turn off Line Weights view when viewing PDFs within a spider web browser.

While viewing a PDF, you can choose to select the post-obit elements to exist displayed in Acrobat from the View > Show/Hibernate menu:

Navigation Panes: The navigation pane is an surface area of the workspace that can display dissimilar navigation panels. Select to show or hide the Navigation bill of fare items. For more information on navigation pane, see Navigating PDF pages.
Tools Pane: The right-hand pane of Acrobat displays ofttimes used tools. Choose View > Bear witness/Hide > Tools Pane to collapse the right-mitt tools pane.
Toolbar Items: To hide all toolbars, chooseView>Show/Hide >Toolbar Items >Hide Toolbars. To return toolbars to their default configuration, chooseView >Show/Hide >Toolbar Items >Reset Toolbars.
Page Controls: You tin choose to hide the page controls like Fit To Width Scrolling, Fit To Ane Total Folio, floating toolbar and more. Choose View > Testify/Hibernate > Page Controls > Evidence Page Controls. To hide the floating toolbar, choose View >Testify/Hide > Page Controls > Undock.
Menu Bar: To prove or hide the card bar, choose View > Show/Hide > Carte du jour Bar. You can as well apply the keyboard role key F9.
Push Labels: Displays the push button labels of the selected tool. To evidence or hide the push button labels, choose View > Prove/Hide > Button Labels.
Rulers & Grids: Utilize grids to accurately line upwardly text and objects in a document. To view or hide the filigree, chooseView>Show/Hide >Rulers & Grids >Grid. A cheque mark appears adjacent to the command name when the grid is displayed. For more than information, see Grids, guides, and measurements in PDFs.
Cursor Coordinates: The Cursor Coordinates show the coordinate position of the pointer within the certificate pane. To view x and y coordinates, chooseView >Show/Hide >Cursor Coordinates. For more information, see View Cursor Coordinates.

Show or Hide menu elements

Compare a revised PDF to an before version (Acrobat Pro)

Use the Compare Files feature to show the differences betwixt two versions of a PDF. You lot can customize many options for displaying the compare results. For more data, run across Compare two versions of a PDF file.

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Source: https://helpx.adobe.com/acrobat/using/viewing-pdfs-viewing-preferences.html