If you are looking for a legitimate update to your DMDE license: DMDE Personal Section : Log in to your Personal Account on the DMDE website to retrieve your current or updated license key. Restore Login : If you lost your login details, use the Restore Login tool by entering the email address used during purchase. Manual Activation
Once the license is refreshed, download the latest executable. The software is portable, so you simply replace the old version with the new one. Summary Table: Free vs. Licensed Free Edition Licensed (Standard/Pro) File Recovery One folder at a time Unlimited batch recovery Partition Tools RAID Construction Commercial Use Yes (Pro version) Dmde License.key UPD
The official site explicitly warns that the software may not work correctly if it is modified or if you use an illegitimate key. If you are looking for a legitimate update