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How can I restore Calendar data in windows 11

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'I have lost my calendar and task data in Windows 11. The calendar opens but is blank. Can it be recovered?

''''''I have lost my calendar and task data in Windows 11. The calendar opens but is blank. Can it be recovered?

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Can it be recovered?

Did you create a backup of your calendar in .ics format? If so, you can simply import that .ics file.