Getting Printer not activated Error Code – 20 while trying to save as PDF on Windows 10, 8.1 or 7. This is because the PDF Converter might not be able to read the activation code (activation code registry entry was not found). Some other users report after a Microsoft update, while tried printing an Adobe document and received the error message Printer not activated Error Code 20. That cause the error may be caused if the wrong printer is set as the default printer, the printer driver is missing, or if there are conflicts in the device manager. Here some applicable solutions to fix Printer not activated Error Code 20.
Fix Printer not activated Error Code 20
Set the Default Printer
First, try to the printer as default printer, To do this open Control panel -> Click Hardware and Sound and then select Devices and Printers. Right-click on your printer and select Set as a default printer. Restart your PC to save changes.
Tweak Registry to Fix printer not activated error code 20
Press Windows Key + R then type regedit and hit Enter to open Registry Editor. Now Navigate to the following registry key:
Here Right-click on Software folder then select Permissions. Now in the permission window, ensure that Administrator and users have Full Control checked, if not then checkmark them.
Click Apply followed by OK, then Restart your PC to save changes and see if you’re able to fix the issue.
Grant Permission using PowerShell
Type powershell in Windows Search then right-click on PowerShell and select Run as Administrator. Now type the following command in PowerShell and hit Enter:
PowerShell.exe -NoProfile -NoLogo -NonInteractive -Command “$key = [Microsoft.Win32.Registry]::CurrentConfig.OpenSubKey(‘Software’,[Microsoft.Win32.RegistryKeyPermissionCheck]::ReadWriteSubTree,[System.Security.AccessControl.RegistryRights]::ChangePermissions); $acl =$key.GetAccessControl(); $rule = New-Object System.Security.AccessControl.RegistryAccessRule (‘Users’,’FullControl’,’ObjectInherit,ContainerInherit’,’None’,’Allow’); $acl.SetAccessRule($rule); $key.SetAccessControl($acl);”
Reboot your PC to save changes.
Run Printer Troubleshooter
Type “troubleshoot ” in Windows Search bar and click on Troubleshoot. Click on printer and run the troubleshooter as shown image below.
This will open the printer troubleshooter, Follow on-screen instruction and let the Printer Troubleshooter run. After that Restart your PC and you may be able to Fix Printer not activated Error Code 20.
Re-install the USB Composite Device from Device Manager
To do this Press windows + R, type devmgmt.msc and hit the enter key to open device manager. Then expand Universal Serial Bus Controllers, Right click USB Composite Device, click Uninstall, and then click OK.
Disconnect the printer USB cable from the computer and restart windows. Now Reconnect the printer USB cable, this will install the latest printer driver.
Right-click the printer icon, and then click Print Test Page to print a Windows self-test page. Close all windows and try printing from the application you were using before.
These are some most applicable solutions to fix printer not activated error code 20 on windows 10, 8.1 or 7 computer. Also Read How to disable Fast Startup mode in Windows 10.