How To Safely Kill Running Ports?

Window

Open command prompt and run below command to identify process id (PID) using specific port.

netstat -ano | find "3000"

After running this command you will see running PID. Now run below command, make sure you are updating <PID> with returned from above command

taskkill /F /PID <PID>

MAC/Linux

Open the terminal and run the following command to find the PID of the process using a specific port.

lsof -i :3000

sudo lsof -iTCP:3000 -sTCP:LISTEN

Once you have the PID, use the following command

kill -9 <PID>

All set process terminated now !!!

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