If you have a (e.g., V23, X90, Y series, iQOO), let me know — some codes differ between MediaTek and Snapdragon versions, and OriginOS vs Funtouch OS.
| Aspect | Rating (out of 5) | |--------|------------------| | Usefulness for diagnostics | ⭐⭐⭐⭐ (4/5) – *#558# is solid | | Ease of use | ⭐⭐⭐⭐⭐ (5/5) – just dial | | Repair capability | ⭐ (1/5) – no fixes | | Safety | ⭐⭐⭐ (3/5) – safe if you avoid unknown codes | | Future-proof | ⭐⭐ (2/5) – vivo gradually hiding codes | vivo phone check code