Have you used unlock-zlt-s25.bin successfully? Share your experience and band-locking results in the comments below.
Practical tip: use time-limited runs (e.g., 5–15 minutes) and snapshot/rollback frequently. Unlock-zlt-s25.bin
However, like many ISP-provided or region-locked routers, the ZLT S25 often comes with restrictions. These can include SIM locks (locking the device to a specific mobile carrier), band locking limitations, or inaccessible advanced engineering menus. Have you used unlock-zlt-s25