My essential phone is locked like this without firmware... You can restore to a recovery, but unfortunately, the recovery is lost and you can't do anything...ㅠㅠ If there's a way to restore
Exclusive: this is the Essential Phone - The Verge
Is it bad that I'm seriously considering the Essential Phone? : r/Android
Info about mata | LineageOS Wiki
Download and Install Android 12 StatiXOS v5.0 for Essential Phone (mata)
GitHub - YaroST12/MATA_Kernel: Kernel for Essential Phone (mata/PH-1)