8 <a name=
"top" id=
"top"></a>
11 <table border=
"1" style=
"width: 100%">
13 <td><a href=
"#BlockAboutAddons">BlockAboutAddons
</a></td>
15 <td>Prevent access to the Add-ons Manager and about:addons
</td>
19 <td><a href=
"#BlockAboutConfig">BlockAboutConfig
</a></td>
21 <td>Prevent access to about:config
</td>
25 <td><a href=
"#BlockAboutProfiles">BlockAboutProfiles
</a></td>
27 <td>Prevent access to about:profiles
</td>
31 <td><a href=
"#BlockAboutSupport">BlockAboutSupport
</a></td>
33 <td>Prevent access to about:support
</td>
37 <td><a href=
"#Certificates">Certificates
</a></td>
43 <td style=
"padding-left: 21px"><a href=
"#ImportEnterpriseRoots">ImportEnterpriseRoots
</a></td>
45 <td>Read certificates from the Windows certificate store.
</td>
49 <td><a href=
"#Cookies">Cookies
</a></td>
55 <td style=
"padding-left: 21px"><a href=
"#CookiesAllow">Allow
</a></td>
57 <td>Sites that are always allowed to set cookies
</td>
61 <td style=
"padding-left: 21px"><a href=
"#CookiesBlock">Block
</a></td>
63 <td>Sites that are blocked from setting cookies
</td>
67 <td style=
"padding-left: 21px"><a href=
"#CookiesDefault">Default
</a></td>
69 <td>Default cookie setting
</td>
73 <td style=
"padding-left: 21px"><a href=
"#CookiesAcceptThirdParty">AcceptThirdParty
</a></td>
75 <td>Accept third-party cookies
</td>
79 <td style=
"padding-left: 21px"><a href=
"#CookiesExpireAtSessionEnd">ExpireAtSessionEnd
</a></td>
81 <td>When cookies expire
</td>
85 <td style=
"padding-left: 21px"><a href=
"#CookiesLocked">Locked
</a></td>
87 <td>Don't allow cookie preferences to be changed
</td>
91 <td><a href=
"#DisableSetDesktopBackground">DisableSetDesktopBackground
</a></td>
93 <td>Disable setting an image as the desktop background
</td>
97 <td><a href=
"#DisableMasterPasswordCreation">DisableMasterPasswordCreation
</a></td>
99 <td>Remove the master password functionality
</td>
103 <td><a href=
"#DisableAppUpdate">DisableAppUpdate
</a></td>
105 <td>Turn off application update
</td>
110 <div style=
"margin-left:0px">
111 <h3><a name=
"BlockAboutAddons" id=
"BlockAboutAddons"></a>BlockAboutAddons
</h3><span>Prevent access to the Add-ons Manager and about:addons
</span>
114 <dt style=
"font-weight:bold">Data type:
</dt>
116 <dd>Boolean [Windows:REG_DWORD]
</dd>
118 <dt style=
"font-weight:bold">Windows registry location for Windows clients:
</dt>
120 <dd style=
"font-family:monospace">Software\Policies\Mozilla\Firefox\BlockAboutAddons
</dd>
122 <dt style=
"font-weight:bold">Policies.json:
</dt>
124 <dd style=
"font-family:monospace">BlockAboutAddons
</dd>
126 <dt style=
"font-weight:bold">Supported on:
</dt>
129 <ul style=
"padding-left:0px;margin-left:0px">
130 <li>Firefox (Linux, Mac, Windows) RR and ESR since version
60</li>
134 <dt style=
"font-weight:bold">CCK2 Equivalent:
</dt>
136 <dd style=
"font-family:monospace">disableAddonsManager
</dd>
138 <dt style=
"font-weight:bold">Preferences modified:
</dt>
142 <dt style=
"font-weight:bold">Description:
</dt>
145 <p>If this policy is set to true, the user can not access the Add-ons Manager or about:addons.
</p>
147 </dl><a href=
"#top">Back to top
</a>
150 <div style=
"margin-left:0px">
151 <h3><a name=
"BlockAboutConfig" id=
"BlockAboutConfig"></a>BlockAboutConfig
</h3><span>Prevent access to about:addons
</span>
154 <dt style=
"font-weight:bold">Data type:
</dt>
156 <dd>Boolean [Windows:REG_DWORD]
</dd>
158 <dt style=
"font-weight:bold">Windows registry location for Windows clients:
</dt>
160 <dd style=
"font-family:monospace">Software\Policies\Mozilla\Firefox\BlockAboutConfig
</dd>
162 <dt style=
"font-weight:bold">Policies.json:
</dt>
164 <dd style=
"font-family:monospace">BlockAboutConfig
</dd>
166 <dt style=
"font-weight:bold">Supported on:
</dt>
169 <ul style=
"padding-left:0px;margin-left:0px">
170 <li>Firefox (Linux, Mac, Windows) RR and ESR since version
60</li>
174 <dt style=
"font-weight:bold">CCK2 Equivalent:
</dt>
176 <dd style=
"font-family:monospace">disableAboutConfig
</dd>
178 <dt style=
"font-weight:bold">Preferences modified:
</dt>
182 <dt style=
"font-weight:bold">Description:
</dt>
185 <p>If this policy is set to true, the user can not access about:config.
</p>
187 </dl><a href=
"#top">Back to top
</a>
190 <div style=
"margin-left:0px">
191 <h3><a name=
"BlockAboutProfiles" id=
"BlockAboutProfiles"></a>BlockAboutProfiles
</h3><span>Prevent access to about:profiles
</span>
194 <dt style=
"font-weight:bold">Data type:
</dt>
196 <dd>Boolean [Windows:REG_DWORD]
</dd>
198 <dt style=
"font-weight:bold">Windows registry location for Windows clients:
</dt>
200 <dd style=
"font-family:monospace">Software\Policies\Mozilla\Firefox\BlockAboutProfiles
</dd>
202 <dt style=
"font-weight:bold">Policies.json:
</dt>
204 <dd style=
"font-family:monospace">BlockAboutProfiles
</dd>
206 <dt style=
"font-weight:bold">Supported on:
</dt>
209 <ul style=
"padding-left:0px;margin-left:0px">
210 <li>Firefox (Linux, Mac, Windows) RR and ESR since version
60</li>
214 <dt style=
"font-weight:bold">CCK2 Equivalent:
</dt>
216 <dd style=
"font-family:monospace">disableAboutProfiles
</dd>
218 <dt style=
"font-weight:bold">Preferences modified:
</dt>
222 <dt style=
"font-weight:bold">Description:
</dt>
225 <p>If this policy is set to true, the user can not access about:profiles.
</p>
227 </dl><a href=
"#top">Back to top
</a>
230 <div style=
"margin-left:0px">
231 <h3><a name=
"BlockAboutSupport" id=
"BlockAboutSupport"></a>BlockAboutSupport
</h3><span>Prevent access to about:support
</span>
234 <dt style=
"font-weight:bold">Data type:
</dt>
236 <dd>Boolean [Windows:REG_DWORD]
</dd>
238 <dt style=
"font-weight:bold">Windows registry location for Windows clients:
</dt>
240 <dd style=
"font-family:monospace">Software\Policies\Mozilla\Firefox\BlockAboutSupport
</dd>
242 <dt style=
"font-weight:bold">Policies.json:
</dt>
244 <dd style=
"font-family:monospace">BlockAboutSupport
</dd>
246 <dt style=
"font-weight:bold">Supported on:
</dt>
249 <ul style=
"padding-left:0px;margin-left:0px">
250 <li>Firefox (Linux, Mac, Windows) RR and ESR since version
60</li>
254 <dt style=
"font-weight:bold">CCK2 Equivalent:
</dt>
256 <dd style=
"font-family:monospace">disableAboutSupport
</dd>
258 <dt style=
"font-weight:bold">Preferences modified:
</dt>
262 <dt style=
"font-weight:bold">Description:
</dt>
265 <p>If this policy is set to true, the user can not access about:support and the
"Troubleshooting Information menu" is disabled.
</p>
267 </dl><a href=
"#top">Back to top
</a>
271 <div style=
"margin-left:0px">
272 <h3><a name=
"DisableSetDesktopBackground" id=
"DisableSetDesktopBackground"></a>DisableSetDesktopBackground
</h3>
274 <span>Disable setting an image as the desktop background.
</span>
277 <dt style=
"font-weight:bold">Data type:
</dt>
279 <dd>Boolean [Windows:REG_DWORD]
</dd>
281 <dt style=
"font-weight:bold">Windows registry location for Windows clients:
</dt>
283 <dd style=
"font-family:monospace">Software\Policies\Mozilla\Firefox\DisableSetDesktopBackground
</dd>
285 <dt style=
"font-weight:bold">Policies.json:
</dt>
287 <dd style=
"font-family:monospace">DisableSetDesktopBackground
</dd>
289 <dt style=
"font-weight:bold">Supported on:
</dt>
292 <ul style=
"padding-left:0px;margin-left:0px">
293 <li>Firefox (Linux, Mac, Windows) RR and ESR since version
60</li>
297 <dt style=
"font-weight:bold">CCK2 Equivalent:
</dt>
299 <dd style=
"font-family:monospace">removeSetDesktopBackground
</dd>
301 <dt style=
"font-weight:bold">Preferences modified:
</dt>
305 <dt style=
"font-weight:bold">Description:
</dt>
308 <p>If this policy is set to true, the
"Set As Desktop Background..." menuitem is removed.
310 </dl><a href=
"#top">Back to top
</a>
313 <div style=
"margin-left:0px">
314 <h3><a name=
"ImportEnterpriseRoots" id=
"ImportEnterpriseRoots"></a>ImportEnterpriseRoots
</h3>
316 <span>Read certificates from the Windows certificate store
</span>
319 <dt style=
"font-weight:bold">Data type:
</dt>
321 <dd>Boolean [Windows:REG_DWORD]
</dd>
323 <dt style=
"font-weight:bold">Windows registry location for Windows clients:
</dt>
325 <dd style=
"font-family:monospace">Software\Policies\Mozilla\Firefox\Certificates\ImportEnterpriseRoots
</dd>
327 <dt style=
"font-weight:bold">Policies.json:
</dt>
329 <dd style=
"font-family:monospace"><pre>"Certificates": {
330 "ImportEnterpriseRoots": [true|false]
333 <dt style=
"font-weight:bold">Supported on:
</dt>
336 <ul style=
"padding-left:0px;margin-left:0px">
337 <li>Firefox (Windows) RR and ESR since version
60</li>
341 <dt style=
"font-weight:bold">CCK2 Equivalent:
</dt>
343 <dd style=
"font-family:monospace">N/A
</dd>
345 <dt style=
"font-weight:bold">Preferences modified:
</dt>
347 <dd style=
"font-family:monospace">security.enterprise_roots.enabled
</dd>
349 <dt style=
"font-weight:bold">Description:
</dt>
352 <p>If this policy is set to true, Firefox will read certificates from the Windows certificate store.
354 </dl><a href=
"#top">Back to top
</a>
357 <div style=
"margin-left:0px">
358 <h3><a name=
"CookiesAllow" id=
"CookiesAllow"></a>Cookies - Allow
</h3>
360 <span>Sites that are always allowed to set cookies
</span>
363 <dt style=
"font-weight:bold">Data type:
</dt>
365 <dd>Array of strings (URLS) [Windows:REG_SZ]
</dd>
367 <dt style=
"font-weight:bold">Windows registry location for Windows clients:
</dt>
369 <dd style=
"font-family:monospace">Software\Policies\Mozilla\Firefox\Cookies\Allow
</dd>
371 <dt style=
"font-weight:bold">Policies.json:
</dt>
373 <dd style=
"font-family:monospace"><pre>"Cookies": {
374 "Allow": [
"http://example.org",
"http://example.com"]
377 <dt style=
"font-weight:bold">Supported on:
</dt>
380 <ul style=
"padding-left:0px;margin-left:0px">
381 <li>Firefox (Windows) RR and ESR since version
60</li>
385 <dt style=
"font-weight:bold">CCK2 Equivalent:
</dt>
387 <dd style=
"font-family:monospace">permissions-
>domain_name-
>cookie-
>1</dd>
389 <dt style=
"font-weight:bold">Preferences modified:
</dt>
393 <dt style=
"font-weight:bold">Description:
</dt>
396 <p>If this policy is set, cookies are always allowed for the URLS indicated. If a top level domain is specified (http://example.org), cookies are allowed for all subdomains as well.
</p>
398 </dl><a href=
"#top">Back to top
</a>
401 <div style=
"margin-left:0px">
402 <h3><a name=
"CookiesBlock" id=
"CookieBlock"></a>Cookies - Block
</h3>
404 <span>Sites that are blocked from setting cookies
</span>
407 <dt style=
"font-weight:bold">Data type:
</dt>
409 <dd>Array of strings (URLS) [Windows:REG_SZ]
</dd>
411 <dt style=
"font-weight:bold">Windows registry location for Windows clients:
</dt>
413 <dd style=
"font-family:monospace">Software\Policies\Mozilla\Firefox\Cookies\Block
</dd>
415 <dt style=
"font-weight:bold">Policies.json:
</dt>
417 <dd style=
"font-family:monospace"><pre>"Cookies": {
418 "Block": [
"http://example.org",
"http://example.com"]
421 <dt style=
"font-weight:bold">Supported on:
</dt>
424 <ul style=
"padding-left:0px;margin-left:0px">
425 <li>Firefox (Windows) RR and ESR since version
60</li>
429 <dt style=
"font-weight:bold">CCK2 Equivalent:
</dt>
431 <dd style=
"font-family:monospace">permissions-
>domain_name-
>cookie-
>2</dd>
433 <dt style=
"font-weight:bold">Preferences modified:
</dt>
437 <dt style=
"font-weight:bold">Description:
</dt>
440 <p>If this policy is set, cookies are never allowed for the URLS indicated. If a top level domain is specified (http://example.org), cookies are allowed for all subdomains as well.
</p>
442 </dl><a href=
"#top">Back to top
</a>
446 <div style=
"margin-left:0px">
447 <h3><a name=
"CookiesDefault" id=
"CookiesDefault"></a>Cookies - Default
</h3>
449 <span>Default cookie setting
</span>
452 <dt style=
"font-weight:bold">Data type:
</dt>
454 <dd>Boolean [Windows:REG_DWORD]
</dd>
456 <dt style=
"font-weight:bold">Windows registry location for Windows clients:
</dt>
458 <dd style=
"font-family:monospace">Software\Policies\Mozilla\Firefox\Cookies\Default
</dd>
460 <dt style=
"font-weight:bold">Policies.json:
</dt>
462 <dd style=
"font-family:monospace"><pre>"Cookies": {
463 "Default": [true|false]
466 <dt style=
"font-weight:bold">Supported on:
</dt>
469 <ul style=
"padding-left:0px;margin-left:0px">
470 <li>Firefox (Windows) RR and ESR since version
60</li>
474 <dt style=
"font-weight:bold">CCK2 Equivalent:
</dt>
476 <dd style=
"font-family:monospace">N/A
</dd>
478 <dt style=
"font-weight:bold">Preferences modified:
</dt>
480 <dd style=
"font-family:monospace">network.cookie.cookieBehavior
</dd>
482 <dt style=
"font-weight:bold">Description:
</dt>
485 <p>If this policy is set to false, Firefox will not accept cookies.
487 </dl><a href=
"#top">Back to top
</a>
490 <div style=
"margin-left:0px">
491 <h3><a name=
"CookiesAcceptThirdParty" id=
"CookiesAcceptThirdParty"></a>Cookies - AcceptThirdParty
</h3>
493 <span>Accept third-party cookies
</span>
496 <dt style=
"font-weight:bold">Data type:
</dt>
498 <dd>String [Windows:REG_SZ]
</dd>
500 <dt style=
"font-weight:bold">Windows registry location for Windows clients:
</dt>
502 <dd style=
"font-family:monospace">Software\Policies\Mozilla\Firefox\Cookies\AcceptThirdParty
</dd>
504 <dt style=
"font-weight:bold">Policies.json:
</dt>
506 <dd style=
"font-family:monospace"><pre>"Cookies": {
507 "AcceptThirdParty": [
"always"|
"never"|
"from-visited"]
510 <dt style=
"font-weight:bold">Supported on:
</dt>
513 <ul style=
"padding-left:0px;margin-left:0px">
514 <li>Firefox (Windows) RR and ESR since version
60</li>
518 <dt style=
"font-weight:bold">CCK2 Equivalent:
</dt>
520 <dd style=
"font-family:monospace">N/A
</dd>
522 <dt style=
"font-weight:bold">Preferences modified:
</dt>
524 <dd style=
"font-family:monospace">network.cookie.cookieBehavior
</dd>
526 <dt style=
"font-weight:bold">Description:
</dt>
529 <p>If you have enabled cookies, you can use this policy to determine how third-party cookies are handled:
531 <li>always: Always accept third-party cookies
</li>
532 <li>never: Never accept third-party cookies
</li>
533 <li>from-visted: Accept third-party cookies from sites I've already visited
</li>
536 </dl><a href=
"#top">Back to top
</a>
539 <div style=
"margin-left:0px">
540 <h3><a name=
"CookiesExpireAtSessionEnd" id=
"CookiesExpireAtSessionEnd"></a>Cookies - ExpireAtSessionEnd
</h3>
542 <span>When cookies expire
</span>
545 <dt style=
"font-weight:bold">Data type:
</dt>
547 <dd>Boolean [Windows:REG_DWORD]
</dd>
549 <dt style=
"font-weight:bold">Windows registry location for Windows clients:
</dt>
551 <dd style=
"font-family:monospace">Software\Policies\Mozilla\Firefox\Cookies\ExpireAtSessionEnd
</dd>
553 <dt style=
"font-weight:bold">Policies.json:
</dt>
555 <dd style=
"font-family:monospace"><pre>"Cookies": {
556 "ExpireAtSessionEnd": [true|false]
559 <dt style=
"font-weight:bold">Supported on:
</dt>
562 <ul style=
"padding-left:0px;margin-left:0px">
563 <li>Firefox (Windows) RR and ESR since version
60</li>
567 <dt style=
"font-weight:bold">CCK2 Equivalent:
</dt>
569 <dd style=
"font-family:monospace">N/A
</dd>
571 <dt style=
"font-weight:bold">Preferences modified:
</dt>
573 <dd style=
"font-family:monospace">network.cookie.lifetimePolicy
</dd>
575 <dt style=
"font-weight:bold">Description:
</dt>
578 <p>If this policy is set to true, cookies will expire when Firefox is closed.
580 </dl><a href=
"#top">Back to top
</a>
583 <div style=
"margin-left:0px">
584 <h3><a name=
"CookiesLocked" id=
"CookiesLocked"></a>Cookies - Locked
</h3>
586 <span>Don't allow cookie preferences to be changed
</span>
589 <dt style=
"font-weight:bold">Data type:
</dt>
591 <dd>Boolean [Windows:REG_DWORD]
</dd>
593 <dt style=
"font-weight:bold">Windows registry location for Windows clients:
</dt>
595 <dd style=
"font-family:monospace">Software\Policies\Mozilla\Firefox\Cookies\Locked
</dd>
597 <dt style=
"font-weight:bold">Policies.json:
</dt>
599 <dd style=
"font-family:monospace"><pre>"Cookies": {
600 "Locked": [true|false]
603 <dt style=
"font-weight:bold">Supported on:
</dt>
606 <ul style=
"padding-left:0px;margin-left:0px">
607 <li>Firefox (Windows) RR and ESR since version
60</li>
611 <dt style=
"font-weight:bold">CCK2 Equivalent:
</dt>
613 <dd style=
"font-family:monospace">N/A
</dd>
615 <dt style=
"font-weight:bold">Preferences modified:
</dt>
617 <dd style=
"font-family:monospace">N/A
</dd>
619 <dt style=
"font-weight:bold">Description:
</dt>
622 <p>If this policy is set to true, cookie preferences cannot be changed.
624 </dl><a href=
"#top">Back to top
</a>
627 <div style=
"margin-left:0px">
628 <h3><a name=
"DisableMasterPasswordCreation" id=
"DisableMasterPasswordCreation"></a>DisableMasterPasswordCreation
</h3>
630 <span>Remove master password functionality
</span>
633 <dt style=
"font-weight:bold">Data type:
</dt>
635 <dd>Boolean [Windows:REG_DWORD]
</dd>
637 <dt style=
"font-weight:bold">Windows registry location for Windows clients:
</dt>
639 <dd style=
"font-family:monospace">Software\Policies\Mozilla\Firefox\DisableMasterPasswordCreation
</dd>
641 <dt style=
"font-weight:bold">Policies.json:
</dt>
643 <dd style=
"font-family:monospace">DisableMasterPasswordCreation
</dd>
645 <dt style=
"font-weight:bold">Supported on:
</dt>
648 <ul style=
"padding-left:0px;margin-left:0px">
649 <li>Firefox (Linux, Mac, Windows) RR and ESR since version
60</li>
653 <dt style=
"font-weight:bold">CCK2 Equivalent:
</dt>
655 <dd style=
"font-family:monospace">noMasterPassword
</dd>
657 <dt style=
"font-weight:bold">Preferences modified:
</dt>
661 <dt style=
"font-weight:bold">Description:
</dt>
664 <p>If this policy is set to true, the master password functionality is removed from the browser.
666 </dl><a href=
"#top">Back to top
</a>
669 <div style=
"margin-left:0px">
670 <h3><a name=
"DisableAppUpdate" id=
"DisableAppUpdate"></a>DisableAppUpdate
</h3>
672 <span>Disable application updates
</span>
675 <dt style=
"font-weight:bold">Data type:
</dt>
677 <dd>Boolean [Windows:REG_DWORD]
</dd>
679 <dt style=
"font-weight:bold">Windows registry location for Windows clients:
</dt>
681 <dd style=
"font-family:monospace">Software\Policies\Mozilla\Firefox\DisableAppUpdate
</dd>
683 <dt style=
"font-weight:bold">Policies.json:
</dt>
685 <dd style=
"font-family:monospace">DisableAppUpdate
</dd>
687 <dt style=
"font-weight:bold">Supported on:
</dt>
690 <ul style=
"padding-left:0px;margin-left:0px">
691 <li>Firefox (Linux, Mac, Windows) ESR only since version
60</li>
695 <dt style=
"font-weight:bold">CCK2 Equivalent:
</dt>
697 <dd style=
"font-family:monospace">disableFirefoxUpdates
</dd>
699 <dt style=
"font-weight:bold">Preferences modified:
</dt>
703 <dt style=
"font-weight:bold">Description:
</dt>
706 <p>If this policy is set to true, Firefox updates are disabled and locked.
708 </dl><a href=
"#top">Back to top
</a>