Since say might be a CPU issue, try this : Repair System Registry and Files

(FOR DOING Above & Below - WINDOWS All OTHER VERSIONS - Use Search To Find Command Prompt ** Enter CMD.exe to Find COMMAND PROMPT Then Right Click & RUN AS ADMIN)

To run the SFC command use the Windows key + X keyboard shortcut to open the Power User menu and select Command Prompt (Admin). Type "SFC /SCANNOW" (without quotes or copy/paste) and press Enter. For more information on using SFC, please refer to the Microsoft KB: Use the System File Checker tool to repair missing or corrupted system files

Run the Windows Deployment Image Servicing and Management (DISM) and System File Checker (SFC) tools as Administrator. The DISM and SFC tools scan the integrity of the Windows image and all protected system files replaces corrupted, damaged and incorrect versions. (FOR DOING Above & Below - WINDOWS All OTHER VERSIONS - Use Search To Find Command Prompt ** Enter CMD.exe to Find COMMAND PROMPT Then Right Click & RUN AS ADMIN)

Windows 10 To run the DISM command use the Windows key + X keyboard shortcut to open the Power User menu, then select Command Prompt (Admin). Type "DISM /Online /Cleanup-Image /RestoreHealth" (without quotes or copy/paste) and press Enter. While running DISM you may notice the process will appear to pause at 20%. After a few minutes the operation will continue.

Please let us know if this solved your issue or if need further assistance.

For a start, thanks for the reply. Now, the SFC scan worked and its result was an announcement stating that some corrupted files were detected and restored while some other corrupted files were left intact. There was also a file destination for a .log file that had a related report. On the other hand, no matter how spelled and in any possible sequence, command prompt want accept the DCIM/Online/Cleanup-Image/RestoreHealth command. So, what is to be done now?

LaDivina said

For a start, thanks for the reply. Now, the SFC scan worked and its result was an announcement stating that some corrupted files were detected and restored while some other corrupted files were left intact. There was also a file destination for a .log file that had a related report. On the other hand, no matter how spelled and in any possible sequence, command prompt want accept the DCIM/Online/Cleanup-Image/RestoreHealth command. So, what is to be done now?

• DISM, I meant DISM

Hi, it might be worth seeing if any security software on your PC is scanning the file and causing the crashes. Perhaps disable to test.

failing that, in order to assist you better, please follow the steps below to provide us crash IDs to help us learn more about your crash.

The crash report is several pages of data. We need the report numbers to see the whole report.

1. Enter about:crashes in the Firefox address bar and press Enter. A Submitted Crash Reports list will appear, similar to the one shown below.
2. Copy the 5 most recent Report IDs that start with bp- and then go back to your forum question and paste those IDs into the "Post a Reply" box.

Note: If a recent Report ID does not start with bp- click on it to submit the report.

(Please don't take a screenshot of your crashes, just copy and paste the IDs. The below image is just an example of what your Firefox screen should look like.)

Thank you for your help!

More information and further troubleshooting steps can be found in the Troubleshoot Firefox crashes (closing or quitting unexpectedly) article.

Thanks for the reply. Now, here are the requested links: bp-2cf2e4ea-a16f-4d37-b40c-d79dd0171021

bp-0324de6c-4e9c-44b1-aa76-8e6cd0171021

bp-ea1242aa-a74f-4538-868b-746340171021

bp-03f276b7-a359-46dc-9a78-dd9610171021

bp-d80a0b70-756e-4cee-b41a-06ecd0171021

They all happened in October