Therefore, if you are on Windows 10 or 11 and you type regedit to search for Microsoft.Jet.OLEDB.4.0 , you will likely find it missing.
If you must stay on a 64-bit platform, you should stop using Jet.OLEDB.4.0 and switch to the provider, which supports both 32-bit and 64-bit . How to get a x64 version of Jet? - Microsoft Community Hub download microsoft jet oledb 4.0