Check device manager and see if your graphics driver needs updating.
Make sure you have the latest Flash update installed and remove any old ones.
And how about a system restore to a time before you installed Firefox.
Surface Pro 5 News - release date, UK price, features, specs
Animator Emanuele Kabu’s psychedelic video is a stunning tribute to Lisbon city
Best Mac antivirus 2017
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.