We're sorry to hear that your Firefox seems to be crashing when you open it. Please perform the following steps to give us a crash report ID that helps us find out more about the cause of the crash.

1. On the keyboard, press [Windows] The image "Windows key" does not exist. + [R]. This should bring up a Run window that contains a text field.
2. In that text field, type %APPDATA% and press Enter. An explorer window should open.
3. From that explorer window, double-click on the Mozilla folder, then double-click on Firefox and then on Crash reports. Double-click on submitted.
4. Now, you should see a list of files that contain reports. Go to View > Arrange Icons by > Modified to get the most recent files at the top of the window.
5. Open the most recent 5 files with a text editor and copy the IDs.
6. Paste each ID with bp- into the reply window on the forums.

Thanks in advance!

You can find more information and troubleshooting steps in the Troubleshoot Firefox crashes (closing or quitting unexpectedly) article.

Crash ID: bp-d513d200-7b3f-468c-a8dc-c6eac2150816 Crash ID: bp-254b863d-bd37-4bcd-910f-de2922150816 Crash ID: bp-e29f1104-2b7e-4eee-ac18-2feb82150815 Crash ID: bp-b55541a2-8781-434f-bbce-503302150812 Crash ID: bp-7d871ebd-de87-401b-9c76-5ea282150812

can you get firefox to launch into safemode by pressing the shift key while firefox is starting? if so please try to refresh firefox on this occassion.

Diagnose Firefox issues using Troubleshoot Mode

in addition, since it looks like adware/malware is active on the system as well, run a full scan of your system with different security tools like the free version of malwarebytes and adwcleaner to make sure that adware isn't present in other places of your system.