I didn't necessarily expect XP programs to run on Windows 10 but the point was that trying to install it should not permanently render those video files un-playable. I uninstalled the program...

^Yes, it was a clean install of Windows 10 on a new system.

"program errors ,I would do a full reinstall win10 to start over ,a new"

^Already been done a month in, didn't change anything....

^But do you think I can restore Windows 7 using the product key from my other refurb machine?

No, it's WINDOWS 10 that is OEM. I also have a refurbished PC with Windows 7 (with the product key on the side of the machine.) The guy at the store said I could try the "Restore Windows 7" option in...

I haven't had one program run without an error of some kind. I also bought a refurbished Lenovo PC with Win7 just as a cheap backup and it has run flawlessly so far with same programs. My custom...

Would I be able to delete Windows 10 and install Windows 7 on the same SSD?

I purchased a custom build PC in the spring with a 120 GB SSD boot drive. I have Windows 10 Home (OEM 64 bit) installed from a disc.
In short, Windows 10 has turned out to be a nightmare, worst OS...

Ok so I merged it again and it deleted the scn extension completely from the registry. Now I've also noticed some suspicious .com registry entries with lots of numbers behind them?
...

I don't know how to make a screenshot but the location is here...

I go This PC>Local Disk C:> Windows and then select "regedit" from list and then....
...

Ok, problem again. The clips were working right after I downloaded the unassociate file and merged...
Then I re-installed the Pinnacle Studio 9 (I had un-installed it first to try to fix the scn...

F--king thank you!
I thought I was gonna have to do a complete system restore, but now I'm good.

I have video files (AVI and MPEG) created by an old version of Pinnacle Studio. Each file has an accompanying SCN file which contains info for the video clip. I accidentally changed the default app...