If wamp server is not working the problems might be your port 80 is closed. Check if the Wamp Icon Color is Yellow? If yes then below are the solution
Solution:
Go to Wamp icon and click > Apache > User other port > Enter 7080 as as 8080 might be busy in most case.
Updated Listen 80 to Listen:7080 and ServerName localhost to ServerName localhost:7080.
It will work fine.
Icon get green means its Working fine.