You can check for sandbox security related issues. You can set this pref to 2 or 1 on the about:config page to lower the sandbox security setting.

security.sandbox.content.level = 1. close and restart Firefox to make the change effective. If '1' still doesn't have effect then try '0' to disable the sandbox. If this didn't work then undo/reverse the change and reset the pref via the right-click context menu to the default value. You can open the about:config page via the location/address bar.

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You can accept the warning and click 'I accept the risk!' You can check for sandbox security related issues. You can set this pref to 2 or 1 on the about:config page to lower the sandbox security setting. security.sandbox.content.level = 1. close and restart Firefox to make the change effective.

If '1' still doesn't have effect then try '0' to disable the sandbox. If this didn't work then undo/reverse the change and reset the pref via the right-click context menu to the default value. You can open the about:config page via the location/address bar. You can accept the warning and click 'I accept the risk!' You can check for sandbox security related issues.You can set this pref to 2 or 1 on the about:config page to lower the sandbox security setting.security.sandbox.content.level = 1.close and restart Firefox to make the change effective.

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If '1' still doesn't have effect then try '0' to disable the sandbox. If this didn't work then undo/reverse the change and reset the pref via the right-click context menu to the default value. Curbtalker for mac. You can open the about:config page via the location/address bar.

You can accept the warning and click 'I accept the risk!'