Please note that you do NOT have to uninstall to upgrade to a new version: just install the new version in the same directory as the old version.
Open Control Panel / Software, select ATnotes and click on "Add/Remove". Please note : Your notes are also removed during uninstallation!
CAUTION: Do NOT uninstall to upgrade to a new version: you would lose all your notes and settings!
Here are the few steps in order to get ATnotes in your language