LG G8s ThinQ (betalm) for /e/OS-A14 2.9 (former /e/OS-U)
e-2.9-a14-20250321-UNOFFICIAL-betalm.zip
https://sourceforge.net/projects/eosbuildsronnz98/files/OtherSmartphones/e-2.9-a14-20250321-UNOFFICIAL-betalm.zip/download
Please see sources and install instructions including recovery here:
https://wiki.lineageos.org/devices/betalm/
Use it at your own risk!
Please support the developer(s)!