### DNSOverHTTPS
This policy configures DNS over HTTPS.
```
{
"policies": {
"DNSOverHTTPS": {
"Enabled": false,
"Locked": true
}
}
}
```
### DisableSetDesktopBackground
This policy removes the "Set As Desktop Background..." menuitem when right clicking on an image.
```
{
"policies": {
"DisableSetDesktopBackground": true
}
}
```
### DisableMasterPasswordCreation
If this policy is set to true, the master password functionality is removed.
```
{
"policies": {
"DisableMasterPasswordCreation": true
}
}
```
### DisableAppUpdate (Machine only)
This policy turns off application updates.
```
{
"policies": {
"DisableAppUpdate": true
}
}
```
### DisableFeedbackCommands
This policy disables the menus for reporting sites (Submit Feedback, Report Deceptive Site).
```
{
"policies": {
"DisableFeedbackCommands": true
}
}
```
### DisableFirefoxScreenshots
This policy removes access to Firefox Screenshots.
```
{
"policies": {
"DisableFirefoxScreenshots": true
}
}
```
### DisableFirefoxAccounts
This policy disables Sync.
```
{
"policies": {
"DisableFirefoxAccounts": true
}
}
```
### DisableFirefoxStudies
This policy disables Firefox studies (Shield).
```
{
"policies": {
"DisableFirefoxStudies": true
}
}
```
### DisableFormHistory
This policy turns off the browser.formfill.enable preferences.
```
{
"policies": {
"DisableFormHistory": true
}
}
```
### DisablePocket
This policy turns off Pocket.
```
{
"policies": {
"DisablePocket": true
}
}
```
### DisablePrivateBrowsing
This policy removes access to private browsing.
```
{
"policies": {
"DisablePrivateBrowsing": true
}
}
```
### DisableProfileImport
This policy disables the "Import data from another browser" option in the bookmarks window.
```
{
"policies": {
"DisableProfileImport": true
}
}
```
### DisableProfileRefresh
This policy disables the Refresh Firefox button on about:support and support.mozilla.org.
```
{
"policies": {
"DisableProfileRefresh": true
}
}
```
### DisableSafeMode
This policy disables safe mode on Windows only.
```
{
"policies": {
"DisableSafeMode": true
}
}
```
### DisableSystemAddonUpdate (Machine only)
This policy prevents system add-ons from being updated or installed.
```
{
"policies": {
"DisableSystemAddonUpdate": true
}
}
```
### DisableTelemetry (Machine only)
This policy prevents the upload of telemetry data.
Mozilla recommends that you do not disable telemetry. Information collected through telemetry helps us build a better product for businesses like yours.
```
{
"policies": {
"DisableTelemetry": true
}
}
```
### DontCheckDefaultBrowser
This policy stops Firefox from checking if it is the default browser at startup.
```
{
"policies": {
"DontCheckDefaultBrowser": true
}
}
```
### EnableTrackingProtection
This policy affects tracking protection.
If this policy is not configured, tracking protection is not enabled by default in the browser, but it is enabled by default in private browsing and the user can change it.
If Value is set to false, tracking protection is disabled and locked in both the browser and private browsing.
If Value is set to true, tracking protection is enabled by default in both the browser and private browsing and you can choose set the Locked value if you want to prevent the user from changing it.
```
{
"policies": {
"EnableTrackingProtection": {
"Value": false,
}
}
```
### NoDefaultBookmarks
This policy prevents the default bookmarks or the Smart Bookmarks (Most Visited, Recent Tags) from being created. Note: this policy is only effective if used before the first run of the profile.
```
{
"policies": {
"NoDefaultBookmarks": true
}
}
```
### OfferToSaveLogins
This policy sets the signon.rememberSignons preference. It determines whether or not Firefox offers to save passwords. It can either be enabled or disabled.
```
{
"policies": {
"OfferToSaveLogins": false
}
}
```
### Homepage (Machine only)
This policy sets the default homepage value. It can also be used to lock the homepage and add additional homepages.
```
{
"policies": {
"Homepage": {
"URL": "about:blank",
"Locked": false
}
}
}
```
### OverrideFirstRunPage (Machine only)
This policy allows you to override the first run page. If you leave the URL blank, the first run page will not be displayed.
```
{
"policies": {
"OverrideFirstRunPage": ""
}
}
```
### OverridePostUpdatePage (Machine only)
This policy allows you to override the upgrade page. If you leave the URL blank, the upgrade page will not be displayed.
```
{
"policies": {
"OverridePostUpdatePage": ""
}
}
```