If you are using AOMEI Backupper Standard, please download the latest version directly via AOMEI Backupper Download Center.
If you have purchased paid edition with "Lifetime Free Upgrades", you can always download the latest version of AOMEI Backupper Pro/Server/Technician Edition from the link sent to your email whose subject is "Alternative way to download AOMEI product" (If you have misplaced or lost the email, please contact us with your order ID). The format of the download link is like this: http://www.aomeisoftware.com/download/adb/XXXXX.exe. Or you can download the latest version at AOMEI Backupper Download Center (except Technician Edition). After downloading, you need to use your license code to activate the latest version.
If you have not yet purchased AOMEI Backupper with "Lifetime Free Upgrades". You need to purchase this service first, then you will get all the upgrades for free in the future. To purchase this service, please visit AOMEI Backupper Upgrade Center.
Finally, if you have installed version 3.0 or higher version, you can reserve the registered license code when uninstalling the program so that you won't need to register the program again after installing the latest version.