Mostly, People can’t install aol desktop gold into their pc due to the few common reasons.
Pc hardware is not capable enough to install this program.
Pc is freezing.
So Firstly, You need to be sure about there is no malware presence into your pc. For that, you have scan your computer with good antivirus program like- malware bytes, norton etc. they will scan your pc and make your computer more secure.
Restore Your Pc- after following all these instructions, If your pc still gives you AOL mail error code 104. you should factory reset your computer/ laptop. Now try to scan your pc. with the good software. it will help you.