When aol desktop is not responding on the phone or mail application. it means, something is wrong with the webmail or other application. Here are the guide to fix it. you may apply it on your device. 

How to fix aol desktop not responding problem? 

• First of all, you should restart the computer, and be sure that your processor  is rotating on the normal speed. 
• Delete the current account from the computer and then re-add them using the valid mail settings. 
• some users are unable to access the aol mail account due to the technical problems in the phone or computer. so you should delete the current computer and phone and then retry to access the desktop again. 
• Let's update the aol desktop application on the phone and then make sure that your device is working perfectly on your device. 
• Uninstall the current aol desktop application from the computer and then install a new application on the computer. 

Why can't I open the aol desktop?