docs: update sign-in-restriction

Author: tianzhou

content/docs/administration/sign-in-restriction.md

@@ -2,48 +2,40 @@
 title: Sign-in Restriction
 ---
 
-This document explains some sign-in restrictions.
+<HintBlock type="info">
+
+Only **Workspace Admin** can update the settings.
+
+</HintBlock>
 
 ## Sign-in Frequency
 
 <PricingPlanBlock feature_name='SIGNIN_FREQUENCY' />
 
 **Sign-in Frequency** specifies the period that users are required to sign in again.
 
-Only **Workspace Admin** can update the **Sign-in Frequency** settings.
-
-In Bytebase Workspace, Go to **Settings** -> **General** and scroll down to **Account** section, where you can
-
-- Choose between `Hour(s)` and `Day(s)`.
-- Click `+`,`-` or input a number to set the **Sign-in Frequency**.
+In Bytebase Workspace, Go to **Settings** -> **General** and scroll down to **Account** section.
 
 ![sign-in-frequency](/content/docs/administration/sign-in-restriction/sign-in-frequency.webp)
 
-<HintBlock type="info">
-
-You need to restart Bytebase and re-login to make the change take effect.
-
-</HintBlock>
+You need to restart Bytebase to make the change take effect.
 
 ## Disallow Sign-in with Email & Password
 
 <PricingPlanBlock feature_name='SSO' />
 
-As `Workspace Admin`, having had [SSO](https://www.bytebase.com/docs/administration/sso/overview) (for example [OAuth 2.0 in GitHub](https://www.bytebase.com/docs/administration/sso/oauth2/#github)) configured, you can [enforce SSO sign-in](https://www.bytebase.com/docs/administration/sso/overview/#enforce-sso-sign-in) for all users in Workspace.
+Once [SSO](/docs/administration/sso/overview) is configured, you can [enforce SSO sign-in](/docs/administration/sso/overview/#enforce-sso-sign-in) for all users.
 
 ## Sign-in from Email Domains
 
-Go to **Settings** -> **General**, scroll down to **Security** section. Fill in `Workspace Domain` tab with the email domain for your Workspace members. Click **Update** to save changes.
+Go to **Settings** -> **General**, scroll down to **Security** section. Fill in `Workspace Domain` tab with the email domain for your Workspace members. Then tick the `Members restriction` box.
 
 ![set-domain](/content/docs/administration/sign-in-restriction/set-domain.webp)
 
-You can restrict members' email addresses by ticking the `Members restriction` box. Afterwards, when you
-- Sign in (Note that the new restriction only works for the accounts registered after the `Workspace Domain` was updated)
-    ![sign-in-domain-restriction](/content/docs/administration/sign-in-restriction/sign-in-domain-restriction.webp)
-
-or
+Domain restriction applies to:
 
--  **Add User** in **IAM & Admin** -> **Users & Groups**
-    ![add-user-domain-restriction](/content/docs/administration/sign-in-restriction/add-user-domain-restriction.webp)
+- Sign-in page. (Note that the new restriction only applies to the accounts registered after the `Workspace Domain` was updated)
+  ![sign-in-domain-restriction](/content/docs/administration/sign-in-restriction/sign-in-domain-restriction.webp)
 
-Users' email must be of the domain you set in both scenarios.
+- **Add User** in **IAM & Admin** -> **Users & Groups**. Users' email must be of the domain you set in both scenarios.
+  ![add-user-domain-restriction](/content/docs/administration/sign-in-restriction/add-user-domain-restriction.webp)