LAUNCH X431 CRP919E error solution: "Serial number has not been registered"
Accidentally it may happen to your LAUNCH X431 CRP919E device "Serial number has not been registered" issue. At this time, what should we do? Here we provide 2 solutions to fix the error.
Check Device Version
Settings >> About >> Version
Solution 1. If the APP version is lower than V1.07_2.14, tap "Clear up" first, then upgrade the software.
Solution 2. If the problem is still not been solved after cleaning up the cache, please copy these 2 APK to a SD card.
Remove the cover of X431 CRP919E device, here is the SD card port. Insert the SD card.
Settings >> Long press "Network" and slide up repeat 3 times.
Settings(设置) >> Input 668, confirm(确定)
Storage >> Install 2 APK
After installing completed, re-connect to WiFi.
Now the problem was solved! The error reminder has gone.
Technical Support
Email: Sales@X431shop.eu
WhatsApp: +86 18054815707