Sometimes, McAfee stops running on your device due to an error code 10054. To get it fixed first, get all registry entries repaired associated with this error code. Then, execute a complete malware scan of your PC and use clean mgr to clean the junk and temporary files from the system. If it shows any error then contact McAfee Support UK for instant help. Then, update all driver of the system and undo the recent system change. Reinstall the McAfee and install the Windows update.