The MacOS operating system is updated every year and many users prefer to install a new version on top of the old one that does not always go well. The fact is that when installing updates in the system, software garbage accumulates, which leads to slow work and the consumption of additional free space.
Also, when installing various programs in the system, software errors accumulate, which also leads to various failures in the system.
If you have a need to reinstall the system to a clean one with the preservation of personal data, then we can help you.

The price for reinstalling with data preservation