Find the Tvantsx.ocx file,
Then create a new BAT file in its folder and enter:
regsvr32 Tvantsx.ocx
After saving, double-click BAT.
Or enter at the command prompt:
Regsvr32c: \ pro...\ tvantsx.ocx (here is the full path of the file)
The usage of regsvr32 can be found in Windows Help.
In addition, remind everyone to pay attention to computer security and try to use qualified products such as Tencent Computer Manager.
Whether it helps or not, I'll be happy to answer it for you.