Step1. Download sample code in Google and install it to check ID. Its ID is 'abglihdcgbjkbhalmfachdimiapkfedl'.


Step2. Make .crx file. Code is in C:\make_page_red\.


Step3. C:\make_page_red.crx and C:\make_page_red.crx are created.


Step4. Create subdirectory under HKEY_CURRENT_USER\Software\Google.


Step5. Set version and path value in HKEY_CURRENT_USER\Software\Google\Extensions\abglihdcgbjkbhalmfachdimiapkfedl.


Step6. Turn off Google Chrome and restart it. But nothing is changed.



This is what I expect(Installed correctly and button is made.)