What should I do in order to sign in? Neither the ID I had typed in, nor the password have been accepted.
Before you can actually sign into the Web storage, a username and password need to be created. Luckily, the ASUS Webstorage program offers a free page consisting of 5 GB online storage with a few limitations:
-500MB as single file upload limit
-Backup on one PC
-Version history for 30 days
Sign Up using the following URL: https://www.asuswebstorage.com/navigate/reg