@wenoay Sorry my suggestions did not help. If you are using VPN please turn it off -- it cannot hurt.
I did find a website which listed my suggestions as well as others ( with pictures ) so perhaps they might work: https://www.digitbin.com/fix-dns-probe-finished-no-internet
Do you know how to import CSV data?
I used to use this steps, but on step 3 using "From other sources" option, and worked fine.
I'm not on a machine with MS Office installed to test if there is any problem on the CSV file creation and on LibreOffice didn't looked around on how to do it.
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