ITS maintains more detailed instructions on other settings here: https://ut.service-now.com/sp?id=kb_article&number=KB0018155#vouch
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This how to is intended to address the issue where printouts from the web tn3270 client are a very light gray and difficult to read.
Update your Virtel Print Settings
Login to the Virtel Print client
Click on the gear icon for Settings
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Select White in the Print Style options
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Save
Use "Screen Capture" to Print Moving Forward
Using File > Print will not honor your new print style settings. Instead, Click the camera icon for a Screen Capture
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Click Print on the screen capture, which should have a white background and dark text.
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Click Print in your normal Print dialog box
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You are Done!