update docs for known issue in mobile

Author: karahanharunn

content/en/docs/releasenotes/studio-pro/11/11.6.md

@@ -97,4 +97,9 @@ Additionally, page parameters can now be marked as **Optional** and be given a *
 - We upgraded the AWS S3 library used for S3 file storage backend from version 1 to 2. This new version of the library has stricter configuration handling and only supports AES for client side encryption.
 - We added a consistency check for code actions that have a filename that does not match the casing of the document name, which could cause issues on certain operating systems, and when deploying to the cloud environment.
 
+### Known Issues
+
+#### Mobile
+
+* When resetting navigation history from a page without a bottom bar to a page with a bottom bar, the bottom bar does not display. We are aware of this issue and are working on a fix.