Correct Answer. A. Realign both paper trays to ensure they are properly installed Improper installation of paper trays can lead to misalignment and subsequent feed errors. Ensuring both trays are correctly aligned often resolves these types of issues.
Option B is incorrect. Resetting the printer to factory settings is more disruptive and unnecessary unless configuration errors are suspected.
Option C is incorrect. While necessary, simply configuring settings without checking physical installation would not resolve mechanical feed issues.
Option D is incorrect. Network IP settings affect connectivity, not how paper is fed into the printer.