Go to your Windows Settings > Apps > Installed Apps . Find the Minecraft Launcher , click the three dots, select Advanced Options , and click both Repair and then Reset .
Locate the launcher_cef_log.txt or launcher_log.txt files and delete them. Restart the Minecraft Launcher. 4. Temporarily Disable Antivirus/Firewall
Add an exception for the entire .minecraft folder (usually in %appdata% ) to prevent future blocks.
Go to your Windows Settings > Apps > Installed Apps . Find the Minecraft Launcher , click the three dots, select Advanced Options , and click both Repair and then Reset .
Locate the launcher_cef_log.txt or launcher_log.txt files and delete them. Restart the Minecraft Launcher. 4. Temporarily Disable Antivirus/Firewall
Add an exception for the entire .minecraft folder (usually in %appdata% ) to prevent future blocks.
