To solve [pii_email_e6af9796c02919183edc], you can try using the Auto repair tool. If you are using Outlook on mobile, then you can try using the web version and check if you face the error code again. Next, you can delete all the caches and cookies of your device to fix the error code.
To download HP Print and Scan software, go to the HP Print and Scan Doctor’s website and download the latest version available there. After downloading the file and saving it, run it and follow the instructions to install the software on your device. You have to launch it and click start to fix the printing and scanning issues.