To restore your productivity workflow, install third-party alternatives from the Google Play Store:
The /e/OS is an open-source, privacy-focused ROM designed for security. sm-p585y custom rom
Connect your tablet to the PC while still in TWRP. Copy the custom ROM .zip file and the corresponding GApps (Google Apps) .zip file to your tablet's internal storage or MicroSD card. To restore your productivity workflow
: Lightweight code and aggressive battery-saving tweaks reduce idle drain. sm-p585y custom rom
Unlocking the bootloader permanently trips Knox . This disables features like Samsung Pay and Secure Folder forever.
Complete Guide to Installing a Custom ROM on the Samsung Galaxy Tab A 10.1 With S-Pen (SM-P585Y)
Put the tablet in "Download Mode" and use Odin to flash the .tar TWRP file to the AP slot.