Getting a black screen after updating to Firefox 33 can be caused by a problem with hardware acceleration in Firefox.
You can check if there is an update for your graphics display driver.
If that didn't work then try to disable hardware acceleration in Firefox.
- Tools > Options > Advanced > General > Browsing: "Use hardware acceleration when available"
You need to close and restart Firefox after toggling this setting.
Getting a black screen after updating to Firefox 33 can be caused by a problem with hardware acceleration in Firefox.
You can check if there is an update for your graphics display driver.
*https://support.mozilla.org/kb/how-do-i-upgrade-my-graphics-drivers
If that didn't work then try to disable hardware acceleration in Firefox.
*Tools > Options > Advanced > General > Browsing: "Use hardware acceleration when available"
You need to close and restart Firefox after toggling this setting.
*https://support.mozilla.org/kb/Troubleshooting+extensions+and+themes
*https://support.mozilla.org/kb/upgrade-graphics-drivers-use-hardware-acceleration