Before starting operations, close the game.
1- Press the Win + R keys at the same time.

2- Paste the following text into the opened field and press OK:

3- Navigate into the "Engine" folder.

4 -Paste the following text at the bottom of the file and save it:

Start the game and test it. If it doesn't work, try the methods below.
1- Restart your modem/router
2- Disable your antivirus program
3- Allow "pro soccer online" through windows firewall
4- Try changing DNS
5- Try using VPN
6- Verify game files
Tutorial Source:https://pro-soccer-online.gitbook.io/untitled/~/changes/aFDXlodMixc2HRM2udxe?r=iltE9rIfkmGgpZBbr8h9
1- Press the Win + R keys at the same time.

2- Paste the following text into the opened field and press OK:
Code:
%localappdata%/ProSoccerOnline/Saved/Config/WindowsNoEditor

3- Navigate into the "Engine" folder.

4 -Paste the following text at the bottom of the file and save it:
Code:
[/Script/Engine.NetworkSettings]
n.VerifyPeer=False

Start the game and test it. If it doesn't work, try the methods below.
1- Restart your modem/router
2- Disable your antivirus program
3- Allow "pro soccer online" through windows firewall
4- Try changing DNS
5- Try using VPN
6- Verify game files
Tutorial Source:https://pro-soccer-online.gitbook.io/untitled/~/changes/aFDXlodMixc2HRM2udxe?r=iltE9rIfkmGgpZBbr8h9