Most "patched" downloads for version 25.5 (which is quite old, as current versions are around 45.x) are unreliable for the following reasons: Security Vulnerabilities
Technical Overview: Z3X Samsung Tool Pro 25.5 and "Patched" Versions Z3X Samsung Tool Pro z3x samsung tool pro 255 download patched
Searching for a "patched" or "cracked" version of Z3X Samsung Tool Pro 25.5 Most "patched" downloads for version 25
: Fix issues related to "Emergency call only" or invalid IMEI numbers. Read Device Info z3x samsung tool pro 255 download patched