Hi @mandypanad,
I'll share some steps you can take to resolve this issue where you're unable to open your QuickBooks Desktop (QBDT) company file.
Here's how:
- Update your QuickBooks Desktop to the latest version.
- Ensure the extension of the file you want to open is QBW.
See this article to proceed with the troubleshooting: What to do if you can't open your company file in QuickBooks Desktop. Scroll down to the Step 3: Figure out what's causing the issue section to continue.
I suggest you see this article: Fix locked file errors in QuickBooks Desktop. It's a list of steps you can take if your company file is locked.
Post a reply if you need further assistance, and I'll be sure to get back to you.
