Basic Uninstall

1. Back up your Sage 50 data.
2. Go to Windows Start menu and search for Control Panel.
3. Open the Control Panel and select Programs and Features.
4. Locate Sage 50 Accounting Version and click Uninstall.
5. Restart the computer.

Advanced Uninstall

1. Complete steps 1 through 4 from the Basic Uninstall section above.
2. Uninstall both MySQL OBDC connectors.
   
3. Go to Windows Explorer > C:\Program Files (x86).
4. Delete or rename the Sage 50 Edition Version folder.
   • The folder can be: "Pro", "Premium", "Quantum" or "Accountant"
5. Delete or rename the Winsim folder.
   • If you can't delete the Winsim folder, Uninstall The Connection Manager and try deleting the folder afterward
6. Go to Documents.
7. Back up the Simply Accounting\Backups folder to an external drive.
   
8. Delete or rename all Sage Software and Simply Accounting folders.
9. Go to C:\Users\Public\Public Documents.
10. Delete or rename all Sage Software and Simply Accounting folders.
11. In the Windows Search, type Regedit to open the Registry Editor.
12. Back up the registry.
13. Locate the registry keys, then manually remove Sage 50 Accounting from the Windows Registry.
14. Restart the computer.
15. Visit the Sage 50 Download Portal if you need to reinstall the latest version of Sage 50 Accounting.