Changing Start Date for imported projects

Hi, first time OmniPlan user here. I’ve imported a mpp and all the Start and End dates and Durations are grayed out. I can’t change any of them. Is this an expected behavior because the project was imported from mpp or am I missing something? Thanks!

@kyhsin Sorry to hear that you’re having trouble importing a Microsoft Project file into OmniPlan! Our Support team would be happy to look into this with you - could you email them at Thanks!