![[SOLVED] Cannot Start Apache Server On XAMPP. Port 80 Blocked By PID 4!](https://rajivverma.me/wp-content/uploads/2020/09/Cannot-start-Apache-server-on-XAMPP.-Port-80-blocked-by-PID-4-SOLVED-1024x576.gif)
Cannot start Apache server on XAMPP. Port 80 blocked by PID 4!
[SOLVED]
I recently upgraded my work computer from a Windows 7 system to a Windows 10 64 bit high-performance rig. As my work primarily involves web-development hence one of the first things I had to set up on my new system was web-server, MySQL database, and the ilk. I have, for years, been using the XAMPP …
Cannot start Apache server on XAMPP. Port 80 blocked by PID 4!
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