If AOL mail isn't functioning, there are a few troubleshooting actions you may do. Try these procedures if you're having AOL Mail not working. Check your spam filter settings to see if there are any filters that are preventing emails from @aol.com or @aol.co. Access the inbox in a different browser. Remove any third-party software that might be interfering with your email account. It's now time to log out and then back in. . Check your spam filter settings to see if there are any filters that are preventing emails from @aol.com or @aol.co. Access the inbox in a different browser. Remove any third-party software that might be interfering with your email account. It's now time to log out and then back in.