diff --git a/docs/admin_api/account_validity.md b/docs/admin_api/account_validity.md
index 87d8f7150e..dfa69e515b 100644
--- a/docs/admin_api/account_validity.md
+++ b/docs/admin_api/account_validity.md
@@ -1,5 +1,7 @@
# Account validity API
+**Note:** This API is disabled when MSC3861 is enabled. [See #15582](https://github.com/matrix-org/synapse/pull/15582)
+
This API allows a server administrator to manage the validity of an account. To
use it, you must enable the account validity feature (under
`account_validity`) in Synapse's configuration.
diff --git a/docs/admin_api/register_api.md b/docs/admin_api/register_api.md
index dd2830f3a1..e9a235ada5 100644
--- a/docs/admin_api/register_api.md
+++ b/docs/admin_api/register_api.md
@@ -1,5 +1,7 @@
# Shared-Secret Registration
+**Note:** This API is disabled when MSC3861 is enabled. [See #15582](https://github.com/matrix-org/synapse/pull/15582)
+
This API allows for the creation of users in an administrative and
non-interactive way. This is generally used for bootstrapping a Synapse
instance with administrator accounts.
diff --git a/docs/admin_api/user_admin_api.md b/docs/admin_api/user_admin_api.md
index 99abfea3a0..8032e05497 100644
--- a/docs/admin_api/user_admin_api.md
+++ b/docs/admin_api/user_admin_api.md
@@ -218,7 +218,7 @@ The following parameters should be set in the URL:
- `name` - Is optional and filters to only return users with user ID localparts
**or** displaynames that contain this value.
- `guests` - string representing a bool - Is optional and if `false` will **exclude** guest users.
- Defaults to `true` to include guest users.
+ Defaults to `true` to include guest users. This parameter is not supported when MSC3861 is enabled. [See #15582](https://github.com/matrix-org/synapse/pull/15582)
- `admins` - Optional flag to filter admins. If `true`, only admins are queried. If `false`, admins are excluded from
the query. When the flag is absent (the default), **both** admins and non-admins are included in the search results.
- `deactivated` - string representing a bool - Is optional and if `true` will **include** deactivated users.
@@ -390,6 +390,8 @@ The following actions are **NOT** performed. The list may be incomplete.
## Reset password
+**Note:** This API is disabled when MSC3861 is enabled. [See #15582](https://github.com/matrix-org/synapse/pull/15582)
+
Changes the password of another user. This will automatically log the user out of all their devices.
The api is:
@@ -413,6 +415,8 @@ The parameter `logout_devices` is optional and defaults to `true`.
## Get whether a user is a server administrator or not
+**Note:** This API is disabled when MSC3861 is enabled. [See #15582](https://github.com/matrix-org/synapse/pull/15582)
+
The api is:
```
@@ -430,6 +434,8 @@ A response body like the following is returned:
## Change whether a user is a server administrator or not
+**Note:** This API is disabled when MSC3861 is enabled. [See #15582](https://github.com/matrix-org/synapse/pull/15582)
+
Note that you cannot demote yourself.
The api is:
@@ -723,6 +729,8 @@ delete largest/smallest or newest/oldest files first.
## Login as a user
+**Note:** This API is disabled when MSC3861 is enabled. [See #15582](https://github.com/matrix-org/synapse/pull/15582)
+
Get an access token that can be used to authenticate as that user. Useful for
when admins wish to do actions on behalf of a user.
|