#How to install mozilla thunderbird lightning install
I used to edit the events maybe 1-2 months ago, and I would get a MODIFICATION_FAILED error, it seems as if it's fixed, for now. Lightning will be top of the list, click the Install button to begin the installation, or you can click the More link to find out more about the add on. With the future nightly builds, hopefully there will be a fix for this. I have deleted several events inside TB3, but RTM web service still shows the events. After this process you will be able to SEE your events inside the calendar, but you WILL NOT be able to EDIT the events themselves.
![how to install mozilla thunderbird lightning how to install mozilla thunderbird lightning](https://i0.wp.com/9to5linux.com/wp-content/uploads/2020/07/thunderbird781-scaled.jpg)
After restart, click on EVENTS AND TASKS>CALENDARS, click on the right hand side and click on NEW CALENDAR>ON THE NETWORK>iCAL>Your iCAL link from the services tab inside remember the milk in the LOCATION field. I take no responsibility in your issues with this build.) Then in Thunderbird 3, go to TOOLS>ADD-ONS>Then click on INSTALL>Directory where you saved the downloaded file, then re-start TB3. Now we will install and setup DavMail to talk to Exchange server. Once you install the Lightning add-on, you would see a new menu called Events and Tasks added in Thunderbird. Install the Lightning add-on in Thunderbird by Tools -> Add-ons -> Extensions -> Install. (remember, this is a nightly build, every 1-3 nights there will be a new version with constant bug fixes, and new bugs introduced. Download the Lightning XPI file from the Thunderbird Add-ons website here. Exit Thunderbird and restart and Lightning should be enabled. Then click 'Install' and point to dist/xpi-stage/lightning.xpi.
![how to install mozilla thunderbird lightning how to install mozilla thunderbird lightning](https://wiki.mozilla.org/images/c/c3/Lightning_Calendar_Mode_Day_View.png)
Locate and select the file you downloaded and click 'OK' Close and reopen Thunderbird to finish the install Please read the. To install Lightning, run your Thunderbird build (located in dist/bin) and select Tools > Extensions to launch the Thunderbird extension manager. Click the 'Install' button in the lower left hand corner of the Add-ons box. Hello, For compatability with RTM and TB3, you need to install the Lightning XPI from the Nightly Builds link found here: Download lightning, you might need to download lightning.xpi with IE, Firefox tries to install it as a native add-on. Installation In Thunderbird, open the extension manager using the Tools -> Add-ons menu item.