# Firefox memo

## about pages

`about:profiles`

`about:serviceworkers`

`about:memory`

`about:plugins`

`about:performance`

`about:debugging`

`about:support`

`about:config`

`about:networking`

`about:compat`

## GCLI

`screenshot --fullpage nightly_test.png`

`resize to` `WIDTH HEIGHT`

`media emulate` `print`

### CSS Coverage

<https://developer.mozilla.org/en-US/docs/Tools/CSS_Coverage>

> CSS Coverage is a set of commands for Firefox Developer tools that help untangle messy CSS by pointing out the CSS that isn't "used", and indicating the parts of your CSS files that are needed for initial rendering.

    csscoverage start stop report

## Crash reporter

Go to `about:crashes` and click `Clear All`.

<https://www.reddit.com/r/firefox/comments/a95hkc/tip_clear_your_pending_crash_reports_to_free_disk/>


## Restart Firefox

Press `Ctrl` + `shift` + `j` to open browser console then press `Ctrl` + `alt` + `r` to restart.

Open `about:profiles` click restart normally button.
# Firefox memo

## about pages

`about:profiles`

`about:serviceworkers`

`about:memory`

`about:plugins`

`about:performance`

`about:debugging`

`about:support`

`about:config`

`about:networking`

`about:compat`

## GCLI

`screenshot --fullpage nightly_test.png`

`resize to` `WIDTH HEIGHT`

`media emulate` `print`

### CSS Coverage

<https://developer.mozilla.org/en-US/docs/Tools/CSS_Coverage>

> CSS Coverage is a set of commands for Firefox Developer tools that help untangle messy CSS by pointing out the CSS that isn't "used", and indicating the parts of your CSS files that are needed for initial rendering.

    csscoverage start stop report

## Crash reporter

Go to `about:crashes` and click `Clear All`.

<https://www.reddit.com/r/firefox/comments/a95hkc/tip_clear_your_pending_crash_reports_to_free_disk/>


## Restart Firefox

1. Press <kbd>Ctrl</kbd> <kbd>shift</kbd> <kbd>j</kbd> to open browser console
2. then press <kbd>Ctrl</kbd> <kbd>alt</kbd> <kbd>r</kbd> to restart.

Open `about:profiles` click restart normally button.

Replace backtick with kbd tag
Replace backtick with kbd tag
