For T-Mobile Webconnect Manager and Blue Screen error related to the device.
" Corruption has been detected in feature manager setting, Backup has been loaded "
Step 1:
a. Click Start and then Click Computer.
b. Click on the Organize button.
c. Click on View and check Show Hidden Files and Folders .
d. Also uncheck Hide extensions for known file types and Hide protected operating system files.
e. Now, browse to the following directory:
C:\Program Data\t-mobile\Communcation Manager (or Webconnect Manager)\
f. Delete the files featuremanager.xml.rc4 and featuremanagerBackup.xml.RC4.
Step 2:
Uninstall and Reinstall Web connect Manager and check if it resolves the issue.
If the problem persists, then please get in touch with T-Mobile support for further assistance.