25d Ja2 Tar 26 — C1240 K9w7 Tar 124

Method A: Flashing via the Mode Button (Bare-Metal/Password Recovery)

Then save the changes:

It is important to clarify upfront that the string does not correspond to any known standard product code, scientific notation, industrial classification, or cryptographic hash in public databases (as of this writing). C1240 K9w7 Tar 124 25d Ja2 Tar 26