i need help with remote access shield

i keep getting alerts ( a lot of them ) from remote access shield, i think someone is trying to access my pc ( brute-force attack ) since two days now, from three different ips. what should i do ? should i be worried ?!

and yes i scanned the pc for viruses, and its clean, i think ?! :cry:
https://imgur.com/a/vsLevFd

Hi,

Please see this guide (https://support.avast.com/en-ww/article/Antivirus-Remote-Access-Shield-FAQ) as it can address many of your concerns.
One of the things you can do is to check if it is perhaps a false positive https://support.avast.com/en-ww/article/Antivirus-Remote-Access-Shield-FAQ/#idt_080