Unable to launch ChemDraw 20.1 serial number prompt in the activation window.
When the software is installed on a flash drive or missing .dll files you will receive the activation prompt for our legacy versions that includes the serial number field. You need to make a clean installation on your local C: drive.
Please uninstall PerkinElmer ChemOffice from the Control Panel >> Apps
Scroll down to letter P and remove all the previous versions of PerkinElmer ChemDraw / ChemOffice
Then remove the following folders:
C:\Program Files (x86)\PerkinElmerInformatics
C:\Program Files \PerkinElmerInformatics
If you can't see the ProgramData folder check this FAQ from Microsoft: -Hidden files
Open the Registry Editor of your PC (Run > regedit)
Delete the following folders
Try the installation of your software again, run the cos20.1.exe file by right-clicking on it and select Run as Administrator.
For further assistance please contact PerkinElmer support:
- PerkinElmer Informatics Support