Windows 10: 'Class not registered' when trying to open video files, then worrying I've made matters worse!

Recently thumbnails have stopped displaying for some of my video files primarily MOV files and I am unable to play videos as I normally can - I get a window coming up saying 'class not registered'I can play them in 'Windows Media Player Legacy' but not in films and TV or media player, as I normally can.Doing a bit of searching around online, I came across a site called Make Use Of who amongst other thing suggested going to command prompt and running the following:FOR /R C:\ %G IN *.dll DO "%systemroot%\system32\regsvr32.exe" /s "%G" regsvr32 ExplorerFrame.dllWhich I did, but it brough

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I can't open my video files. i keep getting " Class not registered"

Hi Wilson,



It's possible that some system files got corrupted, causing the "Class not registered error that you're getting whenever you try opening video files. We'd like to learn more about your concern so that we could provide the proper resolution. We
just have a few questions for you:

• 
  Which version of Windows 10 is on your computer? To check, click
  Start, type winver, and press Enter.
  
• 
  Which application are you using when you open videos?
  
• 
  Does this happen only to specific video file types, like MKV, or all video file types?
  
• 
  Did you make any changes to your computer before this started happening?
  
• 
  What troubleshooting steps have you tried so far?
  

 

Class not registered while trying to open file location

So i was trying to create desktop shotcuts for apps but when i try and right click and open file location from the start menu this comes




pls help

 

"Class Not Registered" Windows 10 when trying to open jpg

Hi Teresa,

The error “class not registered” may occur if there are any Windows files are not properly registered, damaged, missing in Windows.
To better isolate your concern, we'd like to gather more information:

• Have you made any recent changes before this issue occur?
• Does this happen only to .jpg files?

Meanwhile, we suggest that you follow the steps in this
article. It will let you also scan for corruptions and provide remedy.

Keep us posted if you need additional help.