AOL mail service is a web provider of top-level email services. You can face some errors when using AOL. One of the most prevalent errors is AOL Error Code 420. If you have a corrupted file in your device registry, one of the most common explanations for this error occurring. This corruption interrupts the connection between the machine and AOL account or the computer is affected by bugs, viruses, threats, or malware. For these reasons, you get AOL Error 420.
Here, Various type of methods to disabled AOL Mail Error Code 420 given below:-
Method 1. Check your browser for (Chrome, Mozilla, Opera, etc.)Often you seem to be responsible for your obsolete browser for AOL errors. You should also see whether the browser problem is involved or not. Follow the directions below to verify.
Method 2: Manually perform Virus Scan Process
Please follow the AOL error code 420 step-by-step instructions:
Note: Certain virus-resistant software eliminates viruses automatically. Relax on the chair and expect the scanning process to be finished.
After following the above steps, AOL Email Error 420 issues will be resolved quickly and you can use your email account again. If you face this problem with these measures or you get some trouble, then with the aid of technical experts who will follow you to fix all problems to AOL phone number (+1-888-857-5157), you can get immediate solution for Aol Error Code 420 and useful solutions, you can immediately get proper help and guidance to solve all the problems fully.
Source: https://www.apsense.com/article/how-can-i-resolve-aol-error-code-420.html