SilentAutoUpdateEnable = 0
Please correct it to:
AutoUpdateDisable = 0
SilentAutoUpdateEnable = 1
ProtectedMode = 0
Press Ctrl + S to save changes, close the browser and then reopen and check the results. Note that if you cannot save, it means that the account you are using is not an Administrator account, please use the account with Administrator rights to operate at this step!
The above are some basic ways to fix Flash Player errors or crash in the browser.Good luck!