Yeah so we all know that annoying Trial Time on mIRC well this solution fixes it on mIRC version 7.61. it could work on older versions i dont know the only version so far i have tried it on is 7.61, so heres the guide, Enjoy
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Windows Key + R (This opens Run)
regedit
Open each directory
HKEY_CURRENT_USER
Software
mIRC
(Delete) LastRun
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Done Trial Back To 30 Days