This issue has been closed as 'Won't Fix' due to an extended period of time without updates. If this issue is important to you please let us know by posting on the AnswerHub or UDN, and Epic will re-open the ticket for further review.
If the user has different DPI Scaling set on each monitor, the main monitors tool tips will change size based on the secondary monitor.
RESULT:
DPI Scaling of tool tips are affected by the DPI scale of the other monitor.
EXPECTED:
DPI Scaling matches the monitor it is on.
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