Please contact support@lansweeper.com and provide us with:
- Program Files (x86)\Lansweeper\Service\Errorlog.txt, as present on your Lansweeper server.
- Screenshot of the IP Address Range Scanning section of Configuration\Scanning Setup\Scanning Methods.
- Screenshot of one problem printer's Lansweeper webpage.
- Screenshot of a connection test performed to the printer using the DeviceTester.exe: http://download.lansweeper.com/tools50/DeviceTester.exe
Perform the test on your Lansweeper server, connecting to the printer's IP address, and show us the entire test window.