| **[`PopupBlocking`](#popupblocking)** | Configure the default pop-up window policy as well as origins for which pop-up windows are allowed.
| **[`Preferences`](#preferences)** | Set and lock preferences.
| **[`PrimaryPassword`](#primarypassword)** | Require or prevent using a primary (formerly master) password.
+| **[`PrintingEnabled`](#printingenabled)** | Enable or disable printing.
| **[`PromptForDownloadLocation`](#promptfordownloadlocation)** | Ask where to save each file before downloading.
| **[`Proxy`](#proxy)** | Configure proxy settings.
| **[`RequestedLocales`](#requestedlocales)** | Set the the list of requested locales for the application in order of preference.
`SafeBrowsing` prevents selecting "ignore the risk" and visiting a harmful site anyway.
+These policies only affect what happens when an error is shown, they do not affect any settings in preferences.
+
**Compatibility:** Firefox 60, Firefox ESR 60\
**CCK2 Equivalent:** N/A\
**Preferences Affected:** `security.certerror.hideAddException`, `browser.safebrowsing.allowOverride`
### FirefoxHome
Customize the Firefox Home page.
-**Compatibility:** Firefox 68, Firefox ESR 68 (SponsoredTopSites and SponsoredPocket were added in Firefox 95, Firefox ESR 91.4)
+**Compatibility:** Firefox 68, Firefox ESR 68 (SponsoredTopSites and SponsoredPocket were added in Firefox 95, Firefox ESR 91.4, Snippets was deprecated in Firefox 122)
**CCK2 Equivalent:** N/A\
**Preferences Affected:** `browser.newtabpage.activity-stream.showSearch`, `browser.newtabpage.activity-stream.feeds.topsites`, `browser.newtabpage.activity-stream.feeds.section.highlights`, `browser.newtabpage.activity-stream.feeds.section.topstories`, `browser.newtabpage.activity-stream.feeds.snippets`, `browser.newtabpage.activity-stream.showSponsoredTopSites`, `browser.newtabpage.activity-stream.showSponsored`
#### Windows (GPO)
```
-Software\Policies\Mozilla\Firefox\FirefoxHome\WebSuggestions = 0x1 | 0x0
-Software\Policies\Mozilla\Firefox\FirefoxHome\SponsoredSuggestions = 0x1 | 0x0
-Software\Policies\Mozilla\Firefox\FirefoxHome\ImproveSuggest = 0x1 | 0x0
-Software\Policies\Mozilla\Firefox\FirefoxHome\Locked = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\FirefoxSuggest\WebSuggestions = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\FirefoxSuggest\SponsoredSuggestions = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\FirefoxSuggest\ImproveSuggest = 0x1 | 0x0
+Software\Policies\Mozilla\Firefox\FirefoxSuggest\Locked = 0x1 | 0x0
```
#### Windows (Intune)
OMA-URI:
#### macOS
```
<dict>
- <key>FirefoxHome</key>
+ <key>FirefoxSuggest</key>
<dict>
<key>WebSuggestions</key>
<true/> | <false/>
```
{
"policies": {
- "FirefoxHome": {
+ "FirefoxSuggest": {
"WebSuggestions": true | false,
"SponsoredSuggestions": true | false,
"ImproveSuggest": true | false,
**Compatibility:** Firefox 77, Firefox ESR 68.9\
**CCK2 Equivalent:** N/A\
-**Preferences Affected:** `pdfjs.diabled`, `pdfjs.enablePermissions`
+**Preferences Affected:** `pdfjs.disabled`, `pdfjs.enablePermissions`
#### Windows (GPO)
```
Preferences that start with the following prefixes are supported:
```
accessibility.
-app.update.* (Firefox 86, Firefox 78.8)
+alerts.* (Firefox 122, Firefox ESR 115.7)
+app.update.* (Firefox 86, Firefox ESR 78.8)
browser.
datareporting.policy.
dom.
network.
pdfjs. (Firefox 84, Firefox ESR 78.6)
places.
+pref.
print.
signon. (Firefox 83, Firefox ESR 78.5)
spellchecker. (Firefox 84, Firefox ESR 78.6)
| --- | --- | --- |
| security.default_personal_cert | string | Ask Every Time
| If set to Select Automatically, Firefox automatically chooses the default personal certificate.
+| security.disable_button.openCertManager | string | N/A
+| If set to true and locked, the View Certificates button in preferences is disabled (Firefox 121, Firefox ESR 115.6)
+| security.disable_button.openDeviceManager | string | N/A
+| If set to true and locked, the Security Devices button in preferences is disabled (Firefox 121, Firefox ESR 115.6)
| security.insecure_connection_text.enabled | bool | false
| If set to true, adds the words "Not Secure" for insecure sites.
| security.insecure_connection_text.pbmode.enabled | bool | false
}
}
```
+### PrintingEnabled
+Enable or disable printing.
+
+**Compatibility:** Firefox 120, Firefox ESR 115.5\
+**CCK2 Equivalent:** N/A\
+**Preferences Affected:** `print.enabled`
+
+#### Windows (GPO)
+```
+Software\Policies\Mozilla\Firefox\PrintingEnabled = 0x1 | 0x0
+```
+#### Windows (Intune)
+OMA-URI:
+```
+./Device/Vendor/MSFT/Policy/Config/Firefox~Policy~firefox/PrintingEnabled
+```
+Value (string):
+```
+<enabled/> or <disabled/>
+```
+#### macOS
+```
+<dict>
+ <key>PrintingEnabled</key>
+ <true/> | <false/>
+</dict>
+```
+#### policies.json
+```
+{
+ "policies": {
+ "PrintingEnabled": true | false
+ }
+}
+```
### PromptForDownloadLocation
Ask where to save each file before downloading.