To use TestCase Studio or any browser extension in incognito mode, there is a setting required which user need to do.
1- Right click on the extension logo then click on ‘manage extension’.
2- Go to bottom of the page and there turn on the toggle for ‘Allow in Incognito’.
That’s all, now just open incognito window and you will find the extension there.
3- If you want to use Extension for local html files in that case you can turn on the “Allow access to file URLs” as well.
Note: This will not cause any security issue, everything is in your local system. This is absolutely safe and secure.
For live demo, please follow below tutorial.