My ring doorbell disconnected itself from WiFi and now won't come back online

My video doorbell disconnected from my WiFi and won't reconnect to enable it to come back online, after many attempts I chose to remove the device from my app and attempt to reconnect it from scratch! Now my doorbell won't reconnect to my app nor will it connect to my WiFi, it is asking me to type the correct WiFi password in which is still the same password as previously and has not changed! Any suggestions??!I also have a security camera which is again connected to my WiFi and has no problems with that connection so it can't be any relating problem with WiFi