Motorola Xoom Android lollipop a k a 5.1.1 is available for download thanks to thanks to amazing guys at xda developers. To install it, you will big part’s TWRP custom recovery for the Motorola Xoom. All links are present at the bottom of this post.
Root can also be obtained by flashing super su’s zip file. Gapps are absent in the ROM but can easily be installed from recovery. Installation instructions are given below.
Reboot into recovery. Flash TWRP BigPart.
Reboot into recovery. Go into wipe menu. Select "Advanced Wipe". Check
and wipe them. Don’t reboot just yet.
Go into install. Recovery should show your microsd storage by default. If not, using the navigation panel, navigate to root then go into "sdcard". You can now follow the steps below, starting with flashing the ROM.
Wait a long time…
Copy SuperSu and Gapps zip to /sdcard/OpenDelta/FlashAfterUpdate so that they are automatically applied after OTA update. (Internal storage/OpenDelta/FlashAfterUpdate)