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What does the lock icon mean?

If a lock icon in the lower right hand menu when a document is open, the file is encrypted. You cannot edit or comment on the document.

Secured document

Why do I see an "encryption key has been revoked" message?

Content may be unavailable due to enterprise restrictions put in place by your administrator. Some Adobe products allow admins to deploy a unique encryption key for files stored in the cloud, and they can revoke that key as needed. When the key is removed or changed, you may see the message: "The encryption key has been revoked and this content is no longer available. Please contact your administrator to re-enable the encryption key and check back again."

How do I determine my Android version?

Note: The method for finding the Android version varies across devices, but start by choosing Settings > About Phone.

  1. Tap the device's Settings icon.
  2. Tap About phone and look up your software version.

How do I determine the product version and build number?

Tap Settings > Application Manager > Adobe Acrobat.

  1. Go to Tool Switcher.
  2. Tap your account name.
  3. Tap Overflow icon > Help.
  4. Tap Overflow icon > About Adobe Acrobat.

How do I force stop Acrobat Reader?

It is sometimes useful to stop the application to clear the memory, reset the cache, etc. To do so, do one of the following:

How do I get device crash logs?

For Android versions less than 4.2. If your app crashes, perform the following steps to send us the crash logs:

  1. From Google market place, download an application that displays the device logs. Some of the free apps available include CatLog and aLogcat.
  2. Repeat the steps to reproduce crash.
  3. Send the logs, device type, and OS version details to