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This behavior can be changed by going to Edit, Preferences, Page Display, then check/uncheck 'Enhance Thin Lines'. You may also consider changing Adobe Acrobat Reader's default behavior to enhance the display of thin lines on the display monitor. If you print a hard copy of the same PDF file, then the lines will appear correctly because the resolution of the printed page is higher than that of the display monitor.ĭesigning your forms with thicker lines may help prevent this issue. This is because the appearance of table lines is affected by the limited resolution of the display monitor. The thin line display issue can occur with PDF files created from any vendor. Thin lines may disappear at different zoom levels. You may experience issues when viewing a PDF file containing thin lines. After upgrading to CS6 Master Collection the lines have come to (laser)prints too when printing from Acrobat (4.0 PDF).In CS6 the lines are dark. You are here: FAQ > Tips and Techniques > Fixing the thin line display issue when viewing a PDF Fixing the thin line display issue when viewing a PDF file
