diff --git a/api/@ohos.geolocation.d.ts b/api/@ohos.geolocation.d.ts
index 1df441c53064f8f07af76029d4083b0459e1f329..ab24bda4c1ab7280efc24dab72d40430644ead96 100644
--- a/api/@ohos.geolocation.d.ts
+++ b/api/@ohos.geolocation.d.ts
@@ -13,14 +13,14 @@
  * limitations under the License.
  */
 import { AsyncCallback, Callback } from './basic.d.ts';
+import WantAgent from '@ohos.wantAgent';
 
  /**
  * Provides interfaces for initiating location requests, ending the location service,
  * and obtaining the location result cached by the system.
  *
  * @since 7
- * @SysCap SystemCapability.Location#LOCATION
- * @devices phone, tablet, tv, wearable, car
+ * @SysCap SystemCapability.Location.Location.Core
  * @import import geolocation from '@ohos.geolocation'
  * @permission ohos.permission.LOCATION
  */
@@ -29,8 +29,8 @@ declare namespace geolocation {
      * subscribe location changed
      *
      * @since 7
-     * @SysCap SystemCapability.Location.Location
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
      * @param request Indicates the location request parameters.
      * @param callback Indicates the callback for reporting the location result.
      */
@@ -40,8 +40,8 @@ declare namespace geolocation {
      * unsubscribe location changed
      *
      * @since 7
-     * @SysCap SystemCapability.Location.Location
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
      * @param callback Indicates the callback for reporting the location result.
      */
     function off(type: 'locationChange', callback?: Callback<Location>) : void;
@@ -50,8 +50,8 @@ declare namespace geolocation {
      * subscribe location switch changed
      *
      * @since 7
-     * @SysCap SystemCapability.Location.Location
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
      * @param callback Indicates the callback for reporting the location result.
      */
     function on(type: 'locationServiceState', callback: Callback<boolean>) : void;
@@ -60,18 +60,101 @@ declare namespace geolocation {
      * unsubscribe location switch changed
      *
      * @since 7
-     * @SysCap SystemCapability.Location.Location
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
      * @param callback Indicates the callback for reporting the location result.
      */
     function off(type: 'locationServiceState', callback?: Callback<boolean>) : void;
 
+    /**
+     * subscribe to cache GNSS locations update messages
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Gnss
+     * @permission ohos.permission.LOCATION
+     * @param request Indicates the cached GNSS locations request parameters.
+     * @param callback Indicates the callback for reporting the cached GNSS locations.
+     */
+    function on(type: 'cachedGnssLocationsReporting', request: CachedGnssLoactionsRequest, callback: Callback<Array<Location>>) : void;
+
+    /**
+     * unsubscribe to cache GNSS locations update messages
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Gnss
+     * @permission ohos.permission.LOCATION
+     * @param callback Indicates the callback for reporting the cached gnss locations.
+     */
+    function off(type: 'cachedGnssLocationsReporting', callback?: Callback<Array<Location>>) : void;
+
+    /**
+     * subscribe gnss status changed
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Gnss
+     * @permission ohos.permission.LOCATION
+     * @param callback Indicates the callback for reporting the gnss status change.
+     */
+    function on(type: 'gnssStatusChange', callback: Callback<SatelliteStatusInfo>) : void;
+
+    /**
+     * unsubscribe gnss status changed
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Gnss
+     * @permission ohos.permission.LOCATION
+     * @param callback Indicates the callback for reporting the gnss status change.
+     */
+    function off(type: 'gnssStatusChange', callback?: Callback<SatelliteStatusInfo>) : void;
+
+    /**
+     * subscribe nmea message changed
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Gnss
+     * @permission ohos.permission.LOCATION
+     * @param callback Indicates the callback for reporting the nmea message.
+     */
+    function on(type: 'nmeaMessageChange', callback: Callback<string>) : void;
+
+    /**
+     * unsubscribe nmea message changed
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Gnss
+     * @permission ohos.permission.LOCATION
+     * @param callback Indicates the callback for reporting the nmea message.
+     */
+    function off(type: 'nmeaMessageChange', callback?: Callback<string>) : void;
+
+    /**
+     * add a geofence and subscribe geo fence status changed
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Geofence
+     * @permission ohos.permission.LOCATION
+     * @param request Indicates the Geo-fence configuration parameters.
+     * @param callback Indicates the callback for reporting the fence status.
+     */
+    function on(type: 'fenceStatusChange', request: GeofenceRequest, want: WantAgent) : void;
+
+    /**
+     * remove a geofence and unsubscribe geo fence status changed
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Geofence
+     * @permission ohos.permission.LOCATION
+     * @param request Indicates the Geo-fence configuration parameters.
+     * @param callback Indicates the callback for reporting the remove fence result.
+     */
+    function off(type: 'fenceStatusChange', request: GeofenceRequest, want: WantAgent) : void;
+
     /**
      * obtain current location
      *
      * @since 7
-     * @SysCap SystemCapability.Location.Location
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
      * @param callback Indicates the callback for reporting the location result.
      */
     function getCurrentLocation(request: CurrentLocationRequest, callback: AsyncCallback<Location>) : void;
@@ -82,8 +165,8 @@ declare namespace geolocation {
      * obtain last known location
      *
      * @since 7
-     * @SysCap SystemCapability.Location.Location
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
      * @param callback Indicates the callback for reporting the location result.
      */
     function getLastLocation(callback: AsyncCallback<Location>) : void;
@@ -93,8 +176,8 @@ declare namespace geolocation {
      * obtain current location switch status
      *
      * @since 7
-     * @SysCap SystemCapability.Location.Location
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
      * @param callback Indicates the callback for reporting the location switch result.
      */
     function isLocationEnabled(callback: AsyncCallback<boolean>) : void;
@@ -104,8 +187,8 @@ declare namespace geolocation {
      * request enable location
      *
      * @since 7
-     * @SysCap SystemCapability.Location.Location
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
      * @param callback Indicates the callback for reporting the location switch status.
      */
     function requestEnableLocation(callback: AsyncCallback<boolean>) : void;
@@ -115,10 +198,9 @@ declare namespace geolocation {
      * enable location switch
      *
      * @since 7
-     * @SysCap SystemCapability.Location.Location
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
      * @systemapi
-     * @permission ohos.permission.MANAGE_SECURE_SETTINGS
+     * @permission ohos.permission.LOCATION
      * @param callback Indicates the callback for reporting the location switch result.
      */
     function enableLocation(callback: AsyncCallback<boolean>) : void;
@@ -128,10 +210,9 @@ declare namespace geolocation {
      * disable location switch
      *
      * @since 7
-     * @SysCap SystemCapability.Location.Location
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
      * @systemapi
-     * @permission ohos.permission.MANAGE_SECURE_SETTINGS
+     * @permission ohos.permission.LOCATION
      * @param callback Indicates the callback for reporting the location switch result.
      */
     function disableLocation(callback: AsyncCallback<boolean>) : void;
@@ -141,8 +222,8 @@ declare namespace geolocation {
      * obtain address info from location
      *
      * @since 7
-     * @SysCap SystemCapability.Location.Location
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Geocoder
+     * @permission ohos.permission.LOCATION
      * @param callback Indicates the callback for reporting the address info.
      */
     function getAddressesFromLocation(request: ReverseGeoCodeRequest, callback: AsyncCallback<Array<GeoAddress>>) : void;
@@ -152,8 +233,8 @@ declare namespace geolocation {
      * obtain latitude and longitude info from location address
      *
      * @since 7
-     * @SysCap SystemCapability.Location.Location
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Geocoder
+     * @permission ohos.permission.LOCATION
      * @param callback Indicates the callback for reporting the latitude and longitude result.
      */
     function getAddressesFromLocationName(request: GeoCodeRequest, callback: AsyncCallback<Array<GeoAddress>>) : void;
@@ -163,18 +244,136 @@ declare namespace geolocation {
      * obtain geocode service status
      *
      * @since 7
-     * @SysCap SystemCapability.Location.Location
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Geocoder
+     * @permission ohos.permission.LOCATION
      * @param callback Indicates the callback for reporting the geocode service status.
      */
     function isGeoServiceAvailable(callback: AsyncCallback<boolean>) : void;
     function isGeoServiceAvailable() : Promise<boolean>;
 
+    /**
+     * obtain the number of cached GNSS locations reported at a time
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Gnss
+     * @permission ohos.permission.LOCATION
+     * @param callback Indicates the callback for reporting the cached GNSS locations size.
+     */
+    function getCachedGnssLocationsSize(callback: AsyncCallback<number>) : void;
+    function getCachedGnssLocationsSize() : Promise<number>;
+
+    /**
+     * all prepared GNSS locations are returned to the application through the callback function,
+     * and the bottom-layer buffer is cleared.
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Gnss
+     * @permission ohos.permission.LOCATION
+     * @param callback Indicates the callback for reporting the result.
+     */
+    function flushCachedGnssLocations(callback: AsyncCallback<boolean>) : void;
+    function flushCachedGnssLocations() : Promise<boolean>;
+
+    /**
+     * send extended commands to location subsystem.
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
+     * @param command Indicates the extended Command Message Body,it is a JSON string.
+     * @param callback Indicates the callback for reporting the send command result.
+     */
+    function sendCommand(command: LocationCommand, callback: AsyncCallback<boolean>) : void;
+    function sendCommand(command: LocationCommand) : Promise<boolean>;
+
+    /**
+     * satellite status information
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Gnss
+     * @permission ohos.permission.LOCATION
+     */
+    export interface SatelliteStatusInfo {
+        satellitesNumber: number;
+        satelliteIds: Array<number>;
+        carrierToNoiseDensitys: Array<number>;
+        altitude: Array<number>;
+        azimuths: Array<number>;
+        carrierFrequencies: Array<number>;
+    }
+
+    /**
+     * parameters for requesting to report cache location information
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Gnss
+     * @permission ohos.permission.LOCATION
+     */
+    export interface CachedGnssLoactionsRequest {
+        reportingPeriodSec: number;
+        wakeUpCacheQueueFull: boolean;
+    }
+
+    /**
+     * configuring parameters in geo fence requests
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Geofence
+     * @permission ohos.permission.LOCATION
+     */
+    export interface GeofenceRequest {
+        priority: LocationRequestPriority;
+        scenario: LocationRequestScenario;
+        geofence: Geofence;
+    }
+
+    /**
+     * configuring parameters in geo fence requests
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Geofence
+     * @permission ohos.permission.LOCATION
+     */
+    export interface Geofence {
+        latitude: number;
+        longitude: number;
+        radius: number;
+        expiration: number;
+    }
+
+    /**
+     * querying location privacy protocol confirmation status.
+     *
+     * @since 8
+     * @systemapi
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
+     * @param type indicates location privacy protocol type.
+     * @param callback indicates the callback for reporting the location privacy protocol confirmation status.
+     */
+    function isLocationPrivacyConfirmed(type : LocationPrivacyType, callback: AsyncCallback<boolean>) : void;
+    function isLocationPrivacyConfirmed(type : LocationPrivacyType,) : Promise<boolean>;
+
+    /**
+     * set location privacy protocol confirmation status.
+     *
+     * @since 8
+     * @systemapi
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
+     * @param type indicates location privacy protocol type.
+     * @param isConfirmed indicates whether the location privacy protocol has been confirmed.
+     * @param callback Indicates the callback for reporting whether the action is set successfully.
+     */
+    function setLocationPrivacyConfirmStatus(type : LocationPrivacyType, isConfirmed : boolean, callback: AsyncCallback<boolean>) : void;
+    function setLocationPrivacyConfirmStatus(type : LocationPrivacyType, isConfirmed : boolean) : Promise<boolean>;
+
     /**
      * configuring parameters in reverse geocode requests
      *
      * @since 7
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Geocoder
+     * @permission ohos.permission.LOCATION
      */
     export interface ReverseGeoCodeRequest {
         locale?: string;
@@ -187,7 +386,8 @@ declare namespace geolocation {
      * configuring parameters in geocode requests
      *
      * @since 7
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Geocoder
+     * @permission ohos.permission.LOCATION
      */
     export interface GeoCodeRequest {
         locale?: string;
@@ -203,7 +403,8 @@ declare namespace geolocation {
      * data struct describes geographic locations.
      *
      * @since 7
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Geocoder
+     * @permission ohos.permission.LOCATION
      */
     export interface GeoAddress {
         latitude?: number;
@@ -230,7 +431,8 @@ declare namespace geolocation {
      * configuring parameters in location requests
      *
      * @since 7
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
      */
     export interface LocationRequest {
         priority?: LocationRequestPriority;
@@ -244,7 +446,8 @@ declare namespace geolocation {
      * configuring parameters in current location requests
      *
      * @since 7
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
      */
     export interface CurrentLocationRequest {
         priority?: LocationRequestPriority;
@@ -257,7 +460,8 @@ declare namespace geolocation {
      * provides information about geographic locations
      *
      * @since 7
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
      */
     export interface Location {
         latitude: number;
@@ -276,7 +480,8 @@ declare namespace geolocation {
      * enum for location priority
      *
      * @since 7
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
      */
     export enum LocationRequestPriority {
         UNSET = 0x200,
@@ -289,7 +494,8 @@ declare namespace geolocation {
      * enum for location scenario
      *
      * @since 7
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
      */
     export enum LocationRequestScenario {
         UNSET = 0x300,
@@ -304,7 +510,8 @@ declare namespace geolocation {
      * enum for error code
      *
      * @since 7
-     * @devices phone, tablet, tv, wearable, car
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
      */
     export enum GeoLocationErrorCode {
         INPUT_PARAMS_ERROR = 101,
@@ -315,6 +522,31 @@ declare namespace geolocation {
         LAST_KNOWN_LOCATION_ERROR,
         LOCATION_REQUEST_TIMEOUT_ERROR,
     }
+
+    /**
+     * enum for location privacy type
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
+     */
+    export enum LocationPrivacyType {
+        OTHERS = 0,
+        STARTUP,
+        CORE_LOCATION,
+    }
+
+    /**
+     * Location subsystem command structure
+     *
+     * @since 8
+     * @SysCap SystemCapability.Location.Location.Core
+     * @permission ohos.permission.LOCATION
+     */
+    export interface LocationCommand {
+        scenario: LocationRequestScenario;
+        command: string;
+    }
 }
 
-export default geolocation;
+export default geolocation;
\ No newline at end of file