Install of recovery-e-2.6.3-u-20250101-UNOFFICIAL-gta2xllte by @ronnz98
First message after reboot + Samsung logo:
In the e-Recocery there are columns of error messages, e.g.
Note: TWRP 3.7.0_12-0 does not display these messages - instead!
Set Warrant Bit : recovery (in yellow font)
TWRP 3.7.0_12-0 - IMPORTANT! 
E3004: This package is for devices: gta2xllte;
this devices is gta2xlwifi
Updaterprocess ended with ERROR: 1
Error installing zip file ‘/external_sd_SDT595…
Even though my installation attempts have all failed, I’ve the impression that you are on the right track … 