Ping high plz help

i purchased a vpn/geofence sbmmoff, i used it and got bored of the lo9bbies and turned it off and after even turning it off and resetting my firewall flushing dns and resetting the routor and then uninstalling the software i still have high ping when i was at 15-20 ping before i used it. can someone please tell me how to fix this? isp is coming out on tuesday but id like to try myself before resorting to that

also its not just on my pc every device in the house is on high ping

Try running pingplotter to the server you are having trouble with. Then file > share > create sharing page and post here. Make sure you test on ethernet.