After bugging me for months, I have finally figured out what the issue was and why indexing was acting so strange on the C drive in folders and in System searches.

A few months ago I had...

Since nothing has worked for me I have just done the following as a solution for now (otherwise it would be a clean install which means I would lose all my programs), in indexing I have disabled...

Thank you Panda, I have tried all the suggestions you posted about Cortana (She always gives the opposite languages in the drop down as what I have set in the region) so I have pretty much given up...

After testing, I have figured out that (In indexed locations) if I have everything indexed apart from this: ...

Thanks Cliff, I have tried that too, it didn't bring back any errors or issues.

This is really getting on my nerves now, I have been trying to fix both issues for hours now and no avail.
Lets start with the first issue, if I try to search in settings, it just says "search...