If you are on a personal plan, you can renew it when the remaining period is less than 183 days.
Plans purchased on the Plans page will not renew automatically. However, subscription plans bought through the ASUS WebStorage mobile app will renew on the designated debit date. To learn more about upgrading your ASUS WebStorage space using the mobile app, click here.
Choosing a suitable plan:
Two options are available on the Plans page: ASUS WebStorage and ASUS Secure Auto-Backup plan.
While the ASUS WebStorage plan has basic features, such as uploading/downloading files through the web version and file syncing across devices through ASUS WebStorage Sync, Remote Drive, and ASUS WebStorage Mobile App.
The ASUS Secure Auto-Backup plan includes these features and adds the ability to back up your files to the cloud with ASUS Secure Auto-Backup.
Pay for your plan through PayPal, either with an account or as a guest.
Go to the Plans page and select your currency from the list: US Dollar (USD), Japanese Yen (JPY), Euro (EUR), or British Pound (GBP).
Choose the desired plan and click "Upgrade Now".
In the payment section, select [Credit Card] and [Confirm payment].
Log in to PayPal if you have an account or click 'Pay with Debit or Credit Card' for guest checkout.
Enter your credit/debit card information on the PayPal checkout page to complete the purchase.