[SOLVED] Protonmail overloading Pale Moon and the system Topic is solved
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This board is for technical/general usage questions and troubleshooting for the Pale Moon browser only.
Technical issues and questions not related to the Pale Moon browser should be posted in other boards!
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This board is for technical/general usage questions and troubleshooting for the Pale Moon browser only.
Technical issues and questions not related to the Pale Moon browser should be posted in other boards!
Please keep off-topic and general discussion out of this board, thank you!
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ron_1
- Knows the dark side

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- Joined: 2012-06-28, 01:20
[SOLVED] Protonmail overloading Pale Moon and the system
Operating system: PCLinuxOS-Debian Edition
Browser version: 34.3.0.1 (Linux GTK2)
32-bit or 64-bit browser?: 64-bit
Problem URL: Protonmail once logged in
Starting today, Protonmail borks Pale Moon and the whole system slows to a crawl. While the login page loads fine, the mess starts once logged in. I can't report it to them because the page never loads properly, and I have to kill the Pale Moon process. Can someone who uses Protonmail check it out? It loads fine in Chromium, but I want to see if any other Pale Moon user has the same problem before I report it to them.
Browser version: 34.3.0.1 (Linux GTK2)
32-bit or 64-bit browser?: 64-bit
Problem URL: Protonmail once logged in
Starting today, Protonmail borks Pale Moon and the whole system slows to a crawl. While the login page loads fine, the mess starts once logged in. I can't report it to them because the page never loads properly, and I have to kill the Pale Moon process. Can someone who uses Protonmail check it out? It loads fine in Chromium, but I want to see if any other Pale Moon user has the same problem before I report it to them.
Last edited by ron_1 on 2026-06-13, 01:11, edited 1 time in total.
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Gemmaugr
- Astronaut

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Re: Protonmail overloading Pale Moon and the system
My link leads directly to my inbox, and it seemed to work just fine once logged in. Also went to All Mail and proceeded to press Include Spam, and scrolled down. Worked like normal here.
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ron_1
- Knows the dark side

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Re: Protonmail overloading Pale Moon and the system
Okay, then I have no idea how to troubleshoot this. Protonmail is the only website that does this.
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andyprough
- Forum staff

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Re: Protonmail overloading Pale Moon and the system
No such problems here. Did you try it in a clean new profile?
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ron_1
- Knows the dark side

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Re: Protonmail overloading Pale Moon and the system
Protonmail requires hardware acceleration turned on, which I either forgot or didn't know. Sorry for the false alarm.
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jobbautista9
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Re: [SOLVED] Protonmail overloading Pale Moon and the system
IIRC hardware acceleration is disabled by default in the Linux version of Pale Moon, so it's not surprising that you just found out it's turned off. I think you should still report it to Proton though; I don't think it should be normal for a webmail to use up a lot of resources for (I presume) rendering. What GPU is your system using?

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ron_1
- Knows the dark side

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Re: [SOLVED] Protonmail overloading Pale Moon and the system
Code: Select all
Graphics:
Device-1: Intel 2nd Generation Core Processor Family Integrated Graphics
vendor: Dell driver: i915 v: kernel arch: Gen-6 bus-ID: 00:02.0
Display: x11 server: X.org driver: dri: crocus gpu: i915 resolution: N/A
API: EGL v: 1.5 drivers: crocus,swrast platforms:
active: gbm,x11,surfaceless,device inactive: wayland
API: OpenGL v: 4.5 compat-v: 3.3 vendor: intel mesa v: 25.0.7-2 glx-v: 1.4
direct-render: yes renderer: Mesa Intel HD Graphics 2000 (SNB GT1)
Info: Tools: api: eglinfo,glxinfo x11: xdriinfo, xdpyinfo, xprop, xrandr-
JayByrd
- Apollo supporter

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Re: [SOLVED] Protonmail overloading Pale Moon and the system
I experienced these exact symptoms the first time I tried to log in to protonmail after updating to PM 34.3.0.1. When I clicked the 'X' to close the tab, it took about 3 minutes for the system to respond, but once the tab closed, everything went back to normal.ron_1 wrote: ↑2026-06-12, 20:44...
Starting today, Protonmail borks Pale Moon and the whole system slows to a crawl. While the login page loads fine, the mess starts once logged in. I can't report it to them because the page never loads properly, and I have to kill the Pale Moon process. Can someone who uses Protonmail check it out? ...
Now here's the really odd thing: I have two protonmail accounts. When I log in to one of those accounts everything works as it always has, but when I log in to the other account, I get the behavior ron_1 describes. (I tried this multiple times, clearing all cookies between log-ins, and got the same results each time.)
The only difference I can see between the two accounts is that the one that fails has a much longer user-name (18 characters), while the account that works as ever has only 6 characters in the log-in user-name.
It seems unlikely that the length of the name is the culprit, but, like I said, it's the only difference I can see between the two accounts....
(I'm skeptical of the HW acceleration explanation, only because none of my settings have changed, and I was testing these two accounts without changing anything between log-ins. Yet, consistently, one account works like always and the other locks up the whole system as soon as I click the button to sign in. Very bizarre.)