: Open ProShow Producer 5 on your computer. Access the Registration Menu :
| Symptom | Likely Cause | Fix | |---------|--------------|-----| | | Typos, wrong hyphen placement, or using a key for a different product (e.g., Proshow Gold). | Double‑check the 5‑group format. Verify the key matches your purchase. | | “Unable to contact license server” | Photodex servers retired, firewall blocks, or no internet. | Use the offline activation method (see §5). Temporarily disable firewall for psp5.exe . | | Key works on one PC but not another | License is already active on another machine (single‑user license). | Deactivate the key on the first PC (Help → Register → Deactivate) then reactivate on the new PC. | | Export still watermarked after registration | License file corrupted or not loaded properly. | Re‑open the registration dialog, click Import License , and select the backed‑up .lic file. | | Program crashes on launch | Incompatible Windows version (e.g., Windows 11 with strict security settings). | Run the executable in Compatibility Mode for Windows 7, and enable “Run as administrator”. | Proshow Producer 5 Registration Key
: If the software reverts to trial mode despite a valid key, some users suggest reinstalling the software and entering the key again while your computer is connected to the internet to force a server check. : Open ProShow Producer 5 on your computer