1. Just follow the first step for logging in. You should be at the log in page of AdSense to proceed.
2. For any log in error, try clicking the "Can't access your account?" link located just below the Sign In button.
3. You should be able to access the troubleshooter page which provides helpful hints to access your AdSense account: https://support.google.com/adsense/answer/1208328?hl=en
NOTE: Please make sure that you're using google.com/adsense and follow the instructions below:
4. If all of these steps fail to resolve your log in error, try visiting this page for further assistance: https://support.google.com/adsense/troubleshooter/2594929
5. Choose your specific problem regarding the AdSense Login process and Google will assist you with your queries.
If you are still having a hard time logging in into your account, you can contact AdSense directly by using the information provided below:
Google Contact Page:http://www.google.com/contact/
Do not forget to bookmark this page and check back later for any updates or changes made on the above login processes as we are trying to provide the most up to date information regarding AdSense Login process.