Tag Archives: M1

USB Dongle Modem error 633 after Window 10 Update

Current update of Window version 1703 will cause your USB dongle modem error. Below is the temporary solutions.


  1. Search for “regedit” using Cortana, then run the regedit command in the search results to launch the Registry Editor.
  2. Navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\RasMan.
  3. Find the key named “RequiredPrivileges” and double-click to open it.
  4. Append SeLoadDriverPrivilege at the end of the line.
  5. Then click OK