**WORKAROUND CHOICES** (summarized for clarity): * **enable** "Use hardware acceleration" - Thunderbird > Preferences > Advanced > General > mark the checkbox for "Use hardware acceleration" ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > mark the checkbox for "Use hardware acceleration" * set layers.acceleration.disabled to **false** - Thunderbird > Preferences > Advanced > General > Config editor > paste '"layers.acceleration.disabled" > double click to toggle to false ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > Config editor > paste "layers.acceleration.disabled" > double click to toggle to false Going forward, I think we need feedback only in cases where the above does NOT help along with details about your hardware. In other words if the workaround helps please refrain from commenting so we can focus on delivering a solution. Any errors or additions to the above instructions, email me direct and I'll edit this comment. I'll provide status update in a followup posting.
Bug 1381485 Comment 349 Edit History
Note: The actual edited comment in the bug view page will always show the original commenter’s name and original timestamp.
**WORKAROUND CHOICES** (summarized for clarity): * **enable** "Use hardware acceleration" - Thunderbird > Preferences > Advanced > General > mark the checkbox for "Use hardware acceleration" ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > mark the checkbox for "Use hardware acceleration" * set layers.acceleration.disabled to **false** - Thunderbird > Preferences > Advanced > General > Config editor > paste '"layers.acceleration.disabled" > double click to toggle to false ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > Config editor > paste "layers.acceleration.disabled" > double click to toggle to false * **[force enable webrender](https://wiki.mozilla.org/Platform/GFX/Quantum_Render#Build_instructions) EXPERIMENTAL USE AT YOUR OWN RISK** - Webrender doesn't use OPENGL. Read the Notes about double checking in help > Troubleshooting, to it verify is enabled. ref. comment 329 [open bug reports](https://mzl.la/2xzRa6o) Going forward, I think we need feedback only in cases where one of the above does NOT help, and include details about your hardware. In other words if the workaround helps please refrain from commenting so we can focus on delivering a solution. Any errors or additions to the above instructions, email me direct and I'll edit this comment. I'll provide status update in a followup posting.
**WORKAROUND CHOICES** (summarized for clarity): * **enable** "Use hardware acceleration" - Thunderbird > Preferences > Advanced > General > mark the checkbox for "Use hardware acceleration" ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > mark the checkbox for "Use hardware acceleration" * set layers.acceleration.disabled to **false** - Thunderbird > Preferences > Advanced > General > Config editor > paste '"layers.acceleration.disabled" > double click to toggle to false ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > Config editor > paste "layers.acceleration.disabled" > double click to toggle to false * **[force enable webrender](https://wiki.mozilla.org/Platform/GFX/Quantum_Render#Build_instructions) EXPERIMENTAL USE AT YOUR OWN RISK** - Webrender replaces the Gecko compositor (which is part of this problem). Read the Notes about double checking in help > Troubleshooting, to it verify is enabled. ref. comment 329 [open bug reports](https://mzl.la/2xzRa6o) Going forward, I think we need feedback only in cases where one of the above does NOT help, and include details about your hardware. In other words if the workaround helps please refrain from commenting so we can focus on delivering a solution. Any errors or additions to the above instructions, email me direct and I'll edit this comment. I'll provide status update in a followup posting.
**WORKAROUND CHOICES** (summarized for clarity): * **enable** "Use hardware acceleration" - Thunderbird > Preferences > Advanced > General > mark the checkbox for "Use hardware acceleration" ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > mark the checkbox for "Use hardware acceleration" * set layers.acceleration.disabled to **false** - Thunderbird > Preferences > Advanced > General > Config editor > paste '"layers.acceleration.disabled" > double click to toggle to false ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > Config editor > paste "layers.acceleration.disabled" > double click to toggle to false * **[force enable webrender](https://wiki.mozilla.org/Platform/GFX/Quantum_Render#Build_instructions) EXPERIMENTAL USE AT YOUR OWN RISK** - Webrender replaces the Gecko compositor (which is part of this problem). Read the Notes about double checking in help > Troubleshooting, to it verify is enabled. ref. comment 329 [open bug reports](https://mzl.la/2xzRa6o) We need your feedback only in cases where one of the above does NOT help you, and include details about your hardware. In other words if the workaround helps please refrain from commenting so we can focus on delivering a solution. Also, see comment 350 below. Any errors or additions to the above instructions, email me direct and I'll edit this comment.
**WORKAROUND CHOICES** pick one (summarized for clarity): * **enable** "Use hardware acceleration" - Thunderbird > Preferences > Advanced > General > mark the checkbox for "Use hardware acceleration" ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > mark the checkbox for "Use hardware acceleration" * set layers.acceleration.disabled to **false** - Thunderbird > Preferences > Advanced > General > Config editor > paste '"layers.acceleration.disabled" > double click to toggle to false ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > Config editor > paste "layers.acceleration.disabled" > double click to toggle to false * **[force enable webrender](https://wiki.mozilla.org/Platform/GFX/Quantum_Render#Build_instructions) EXPERIMENTAL USE AT YOUR OWN RISK** - Webrender replaces the Gecko compositor (which is part of this problem). Read the Notes about double checking in help > Troubleshooting, to it verify is enabled. ref. comment 329 [open bug reports](https://mzl.la/2xzRa6o) We need your feedback only in cases where one of the above does NOT help you, and include details about your hardware. In other words if the workaround helps please refrain from commenting so we can focus on delivering a solution. Also, see comment 350 below. Any errors or additions to the above instructions, email me direct and I'll edit this comment.
**WORKAROUND CHOICES** pick one (summarized for clarity): * **enable** "Use hardware acceleration" - Thunderbird > Preferences > Advanced > General > mark the checkbox for "Use hardware acceleration" ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > mark the checkbox for "Use hardware acceleration" * set layers.acceleration.disabled to **false** - Thunderbird > Preferences > Advanced > General > Config editor > paste '"layers.acceleration.disabled" > double click to toggle to false ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > Config editor > paste "layers.acceleration.disabled" > double click to toggle to false * **[force enable webrender](https://wiki.mozilla.org/Platform/GFX/Quantum_Render#Build_instructions) EXPERIMENTAL USE AT YOUR OWN RISK** perhaps best only for users of Thunderbird beta builds - Webrender replaces the Gecko compositor (which is part of this problem). Read the Notes about double checking in help > Troubleshooting, to it verify is enabled. ref. comment 329 [open bug reports](https://mzl.la/2xzRa6o) We need your feedback only in cases where one of the above does NOT help you, and include details about your hardware. In other words if the workaround helps please refrain from commenting so we can focus on delivering a solution. Also, see comment 350 below. Any errors or additions to the above instructions, email me direct and I'll edit this comment.
**WORKAROUND CHOICES** pick one (summarized for clarity): * use beta 76 or newer, where hardware acceleration is enabled by default https://thunderbird.net/#channel * **enable** "Use hardware acceleration" - Thunderbird > Preferences > Advanced > General > mark the checkbox for "Use hardware acceleration" ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > mark the checkbox for "Use hardware acceleration" * set layers.acceleration.disabled to **false** - Thunderbird > Preferences > Advanced > General > Config editor > paste '"layers.acceleration.disabled" > double click to toggle to false ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > Config editor > paste "layers.acceleration.disabled" > double click to toggle to false * **[force enable webrender](https://wiki.mozilla.org/Platform/GFX/Quantum_Render#Build_instructions) EXPERIMENTAL USE AT YOUR OWN RISK** perhaps best only for users of Thunderbird beta builds - Webrender replaces the Gecko compositor (which is part of this problem). Read the Notes about double checking in help > Troubleshooting, to it verify is enabled. ref. comment 329 [open bug reports](https://mzl.la/2xzRa6o) We need your feedback only in cases where one of the above does NOT help you, and include details about your hardware. In other words if the workaround helps please refrain from commenting so we can focus on delivering a solution. Also, see comment 350 below. Any errors or additions to the above instructions, email me direct and I'll edit this comment.
**WORKAROUND CHOICES** pick one (summarized for clarity): * use Thunderbird version 78 where hardware acceleration is enabled by default (or beta 76 or newer https://thunderbird.net/#channel) * **enable** "Use hardware acceleration" - Thunderbird > Preferences > Advanced > General > mark the checkbox for "Use hardware acceleration" ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > mark the checkbox for "Use hardware acceleration" * set layers.acceleration.disabled to **false** - Thunderbird > Preferences > Advanced > General > Config editor > paste '"layers.acceleration.disabled" > double click to toggle to false ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > Config editor > paste "layers.acceleration.disabled" > double click to toggle to false * **[force enable webrender](https://wiki.mozilla.org/Platform/GFX/Quantum_Render#Build_instructions) EXPERIMENTAL USE AT YOUR OWN RISK** perhaps best only for users of Thunderbird beta builds - Webrender replaces the Gecko compositor (which is part of this problem). Read the Notes about double checking in help > Troubleshooting, to it verify is enabled. ref. comment 329 [open bug reports](https://mzl.la/2xzRa6o) We need your feedback only in cases where one of the above does NOT help you, and include details about your hardware. In other words if the workaround helps please refrain from commenting so we can focus on delivering a solution. Also, see comment 350 below. Any errors or additions to the above instructions, email me direct and I'll edit this comment.
**WORKAROUND CHOICES** pick one (summarized for clarity): * **use Thunderbird version 78** where hardware acceleration is enabled by default (or beta 76 or newer https://thunderbird.net/#channel) * **enable "Use hardware acceleration" (HWA)** ** version 68 - Thunderbird > Preferences > Advanced > General > mark the checkbox for "Use hardware acceleration" ** version 78 (or beta version 76 or newer): Thunderbird > Preferences > General > (go to the bottom) > mark the checkbox for "Use hardware acceleration" * **set layers.acceleration.disabled to false** - Thunderbird > Preferences > Advanced > General > Config editor > paste '"layers.acceleration.disabled" > double click to toggle to false ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > Config editor > paste "layers.acceleration.disabled" > double click to toggle to false * **[force enable webrender](https://wiki.mozilla.org/Platform/GFX/Quantum_Render#Build_instructions) EXPERIMENTAL USE AT YOUR OWN RISK** perhaps best only for users of Thunderbird beta builds - Webrender replaces the Gecko compositor (which is part of this problem). Read the Notes about double checking in help > Troubleshooting, to it verify is enabled. ref. comment 329 [open bug reports](https://mzl.la/2xzRa6o) We need your feedback only in cases where one of the above does NOT help you, and include details about your hardware. In other words if the workaround helps please refrain from commenting so we can focus on delivering a solution. Also, see comment 350 below. Any errors or additions to the above instructions, email me direct and I'll edit this comment.
**WORKAROUND CHOICES** pick one (summarized for clarity): * **use Thunderbird version 78** where hardware acceleration is enabled by default (or beta 76 or newer https://thunderbird.net/#channel) * **enable "Use hardware acceleration" (HWA)** ** version 68 - Thunderbird > Preferences > Advanced > General > mark the checkbox for "Use hardware acceleration" ** version 78 (or beta version 76 or newer): Thunderbird > Preferences > General > (go to the bottom) > mark the checkbox for "Use hardware acceleration" * **set layers.acceleration.disabled to false** - Thunderbird > Preferences > Advanced > General > Config editor > paste '"layers.acceleration.disabled" > double click to toggle to false ** beta versions: Thunderbird > Preferences > General > (go to the bottom) > Config editor > paste "layers.acceleration.disabled" > double click to toggle to false * **[force enable webrender](https://wiki.mozilla.org/Platform/GFX/Quantum_Render#Build_instructions) EXPERIMENTAL USE AT YOUR OWN RISK** perhaps best only for users of Thunderbird beta builds - Webrender replaces the Gecko compositor (which is part of this problem). Read the Notes about double checking in help > Troubleshooting, to it verify is enabled. ref. comment 329 [open bug reports](https://mzl.la/2xzRa6o) * after clicking the "Write" button on Thunderbird's main window to compose a new message, minimize the main window. Once done composing, clicking "Send" works and does not freeze Thunderbird. (from comment 375) We need your feedback only in cases where one of the above does NOT help you, and include details about your hardware. In other words if the workaround helps please refrain from commenting so we can focus on delivering a solution. Also, see comment 350 below. Any errors or additions to the above instructions, email me direct and I'll edit this comment.