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I lost my calendar

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My calendar is gone and I can not find a way to retrieve it

My calendar is gone and I can not find a way to retrieve it

Chosen solution

Lightning is the Thunderbird calendar. It is an add-on. Go to the add-ons tab and select Extensions. Is Lightning listed? Is it disabled?

If not there enter lightning in the search box and install it. If disabled, enable it.

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more options

Chosen Solution

Lightning is the Thunderbird calendar. It is an add-on. Go to the add-ons tab and select Extensions. Is Lightning listed? Is it disabled?

If not there enter lightning in the search box and install it. If disabled, enable it.