Lightning 1.0 Beta 4 RC 2 (released today) works with Thunderbird 5.0 and can be obtained via AMO. While the AMO page does show Lightning 1.0 Beta 4 in the description it is still downloads 1.0 Beta 2. Warning: Attempting to force older versions of Lightning to work with Thunderbird 5.0 will not work. For those looking for the Provider for Google Calendar there is a new version available as well.
June 28, 2011
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After nearly a year in development, Mozilla/Mozilla Labs has released Thunderbird 5.0 on June 28th. As mentioned prior to keep the version numbering the same across all products, there was not a Thunderbird 4.0 release. Further during early development this was labeled as Thunderbird 3.3 Alpha. Users who’s computers meet these system requirements should be prompted to update with in 24-48 hours or Windows user can go to Help > Check For Updates… and should be presented with an update offer (see below). Please note, some add-ons may not yet be working with Thunderbird 5.0. See this post for more…
Firefox 4.0-8.0 Firefox 4 introduced the Switch-to-tab feature. From our Quick Guide to Firefox 4: Switch to Tab – Numerous times I have so many tabs open and don’t realize that the new tab I just opened is a duplicate of one already open (but not visible). For example in the address bar I typed Hotmail, the new ‘smart location bar’ knows I already have this tab open and gives me the option to ‘Switch to Tab’. Update: This feature works for tabs open in another Firefox window as well. Typing % in the address bar will also display a…
With Thunderbird 5 due out later today, users are going to find many of their add-ons may not work. Some add-on developers may be caught off-guard by the recent progress of Thunderbird 3.3/5.0 development and were not anticipating Thunderbird 5 to be release so soon. We are seeing a lot of this on the Firefox side with the release of Firefox 5 last week. However, unlike Firefox 4 and Firefox 5, add-ons that are working in Thunderbird 3.1 may not work in Thunderbird 5. The move from Thunderbird 3.1 to Thunderbird 5 would be like going from Firefox 3.6 to…