Samsung Galaxy Tab S3 LTE (gts3llte, SM-T825)] / Samsung Galaxy Tab S3 WiFi (gts3lwifi, SM-T820)] for eOS-Q 1.17:
e-1.17.1-q-20240331-UNOFFICIAL-gts3lwifi.zip
https://sourceforge.net/projects/eosbuildsronnz98/files/SamsungSmartphones/e-1.17.1-q-20240331-UNOFFICIAL-gts3lwifi.zip/download
e-1.17.1-q-20240331-UNOFFICIAL-gts3llte.zip
https://sourceforge.net/projects/eosbuildsronnz98/files/SamsungSmartphones/e-1.17.1-q-20240331-UNOFFICIAL-gts3lwifi.zip/download
Please see sources and install instructions including recovery here:
https://xdaforums.com/t/rom-sm-t820-sm-t825-unofficial-lineage-17-1-android-10-q-20200211.3981535/
Use it at your own risk!
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