fixed 8e0e63ad from https://gitee.com/wusongqing/docs/pulls/7633

update docs against 6412
Signed-off-by: Nwusongqing <wusongqing@huawei.com>

en/release-notes/OpenHarmony-v3.1.1-release.md

@@ -21,7 +21,7 @@ Distributed data management is now compatible with the **\@system.storage** APIs
 
 Bundle management supports application-specific installation status query. The common event and notification subsystem provides APIs for sending and canceling notifications.
 
-The Feature Ability (FA) model supports ability-level screen orientation query and setting, lock screen display, and screen-on during ability startup. DFX features, such as Application Not Response (ANR) and suspension detection for an application's main thread, are added. More basic capabilities are added for FA widgets.
+The Feature Ability (FA) model supports ability-level screen orientation query and setting, lock screen display, and screen-on during ability startup. DFX features, such as Application Not Response and suspension detection for an application's main thread, are added. More basic capabilities are added for FA widgets.
 
 **Enhanced application capabilities for the standard system**
 
@@ -34,10 +34,11 @@ The Contacts application allows third-party applications to invoke the system ca
 
 | Software/Tool| Version| Remarks|
 | -------- | -------- | -------- |
-| OpenHarmony | 3.1.1 Release | NA | 
-| SDK | Ohos_sdk_full 3.1.6.5 (API Version 8 Release) | NA | 
-| (Optional) HUAWEI DevEco Studio| 3.0 Beta3 for OpenHarmony | Recommended for developing OpenHarmony applications| 
-| (Optional) HUAWEI DevEco Device Tool| 3.0 Release | Recommended for developing OpenHarmony devices| 
+| OpenHarmony | 3.1.1 Release | NA |
+| Public SDK | Ohos_sdk_public 3.1.6.6 (API Version 8 Release)| This toolkit is intended for application developers and does not contain system APIs that require system permissions.<br>It is provided as standard in DevEco Studio 3.0 Beta4 or later.<br>The public SDK of API version 8 was released on July 6, 2022.|
+| Full SDK | Ohos_sdk_full&nbsp;3.1.6.5 (API Version 8 Release) | This toolkit is intended for original equipment manufacturers (OEMs) and contains system APIs that require system permissions.<br>To use the full SDK, manually obtain it from the mirror and switch to it in DevEco Studio. For details, see [Guide to Switching to Full SDK](../application-dev/quick-start/full-sdk-switch-guide.md).|
+| (Optional) HUAWEI DevEco Studio| 3.0 Beta3 for OpenHarmony | This tool is recommended for developing OpenHarmony applications.|
+| (Optional) HUAWEI DevEco Device Tool| 3.0 Release | This tool is recommended for developing OpenHarmony smart devices.|
 
 
 ## Source Code Acquisition
@@ -101,8 +102,10 @@ repo forall -c 'git lfs pull'
 | Hi3861 mini system solution (binary)       | 3.1.1 Release  | [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/hispark_pegasus.tar.gz)| [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/hispark_pegasus.tar.gz.sha256) |
 | Hi3516 mini system solution - LiteOS (binary)| 3.1.1 Release  | [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/hispark_taurus.tar.gz)| [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/hispark_taurus.tar.gz.sha256) |
 | Hi3516 mini system solution - Linux (binary) | 3.1.1 Release  | [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/hispark_taurus_linux.tar.gz)| [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/hispark_taurus_linux.tar.gz.sha256) |
-| Standard system SDK package (macOS)                   | 3.1.1 Release  | [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/ohos-sdk-mac-full.tar.gz)| [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/ohos-sdk-mac-full.tar.gz.sha256)|
-| Standard system SDK package (Windows/Linux)         | 3.1.1 Release  | [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/ohos-sdk-full.tar.gz)| [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/ohos-sdk-full.tar.gz.sha256)|
+| Full SDK package for the standard system (macOS)              | 3.1.1 Release  | [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/ohos-sdk-mac-full.tar.gz)| [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/ohos-sdk-mac-full.tar.gz.sha256)|
+| Full SDK package for the standard system (Windows/Linux)    | 3.1.1 Release  | [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/ohos-sdk-full.tar.gz)| [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/ohos-sdk-full.tar.gz.sha256)|
+| Public SDK package for the standard system (macOS)| 3.1.1 Release | [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/ohos-sdk-mac-public.tar.gz)| [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/ohos-sdk-mac-public.tar.gz.sha256)|
+| Public SDK package for the standard system (Windows/Linux)| 3.1.1 Release | [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/ohos-sdk-public.tar.gz)| [Download](https://repo.huaweicloud.com/openharmony/os/3.1.1/ohos-sdk-public.tar.gz.sha256)|
 
 
 ## What's New
@@ -114,13 +117,14 @@ This version has the following updates to OpenHarmony 3.1 Release.
 
 **Table 3** New and enhanced features
 
-  | Subsystem| Standard System| Mini and Small Systems| 
+| Subsystem| Standard System| Mini and Small Systems|
 | -------- | -------- | -------- |
+| SDK | SDKs are classified into full SDKs and public SDKs.<br>Note: The public SDK of API version 8 was released on July 6, 2022.| NA |
 | System service management| Added group verification.<br>The following requirement is involved:<br>I52G5Q Adding group verification| NA |
 | Power management| Added the APIs for brightness adjustment and battery information query.<br>The following requirements are involved:<br>I526UP Supporting the **\@system.brightness** APIs<br>I526UP Supporting the **\@system.battery** APIs| NA |
 | Bundle management| Added the APIs for querying whether a specified application is installed.<br>The following requirements are involved:<br>I56EWD Test framework configuration<br>I55RZJ Querying whether a specified application is installed| NA |
 | Location service| Added compatibility with basic positioning APIs.<br>The following requirement is involved:<br>I53WFP Basic positioning capabilities and system APIs| NA |
-| Ability| Added the following features to the FA model: ability-level screen orientation query and setting, lock screen display, and screen-on upon startup.<br>The following requirements are involved:<br>I56EH7 Querying and setting the landscape/portrait mode for an ability in the FA model<br>I50D5Y Lock screen display for an ability in the FA model<br>I56EH7 Screen-on during ability startup in the FA model<br>I55WB0 Carrying images in widget data<br>I55WB0 FA widget capability supplement - formManager reconstruction<br>I55WB0 FA widget capability supplement - widget status query<br>I55WB0 FA widget capability supplement - deleting invalid widgets<br>I55WB0 FA widget capability supplement - separate setting of the visibility and update status of widgets<br>I50D8H Interception of uncatched exceptions<br>I50D91 ANR processing| NA | 
+| Ability| Added the following features to the FA model: ability-level screen orientation query and setting, lock screen display, and screen-on upon startup.<br>The following requirements are involved:<br>I56EH7 Querying and setting the landscape/portrait mode for an ability in the FA model<br>I50D5Y Lock screen display for an ability in the FA model<br>I56EH7 Screen-on during ability startup in the FA model<br>I55WB0 Carrying images in widget data<br>I55WB0 FA widget capability supplement - formManager reconstruction<br>I55WB0 FA widget capability supplement - widget status query<br>I55WB0 FA widget capability supplement - deleting invalid widgets<br>I55WB0 FA widget capability supplement - separate setting of the visibility and update status of widgets<br>I50D8H Interception of uncatched exceptions<br>I50D91 Application Not Response processing| NA |
 | Media| Added APIs related to audio focus and audio decoding.<br>The following requirements are involved:<br>I56REO Supplementing audio focus/device APIs<br>I522W0 AMR audio encoding| NA |
 | Window manager| Added support for setting window properties.<br>The following requirement is involved:<br>I56EH7 Window property setting| NA |
 | Network management| Added support for WebSocket and fetch APIs and Ethernet connections.<br>The following requirements are involved:<br>I53CKH Supporting the **\@system.fetch** APIs<br>I53CJX Supporting the **\@system.network** APIs<br>I53CKT WebSocket support<br>I580PC Ethernet connections| NA |
@@ -159,4 +163,4 @@ For details about the adaptation status, see [SIG-Devboard](https://gitee.com/op
 | ------------------------------------------------------------ | ---------------------------------------------------------- | ------------------------------------------------- | ------------ |
 | [I4Z3G9](https://gitee.com/openharmony/graphic_graphic_2d/issues/I4Z3G9) | [RK3568] Screen flickering occurs when the secondary window is opened in the immersive primary window.| Developer experience is affected.                                 | 2022-06-15   |
 | [I58GFY](https://gitee.com/openharmony/communication_wifi/issues/I58GFY) | [RK3568] On the 2.4 GHz and 5 GHz frequency bands, connections fail in WPA+TKIP/AES encryption mode.      | The TP-Link AX50 router cannot connect to the Wi-Fi network.         | 2022-06-30   |
-| [I59P32](https://gitee.com/openharmony/device_manager/issues/I59P32) | [RK3568] After the trust period of a device expires, PIN authentication cannot be performed.             | This issue occurs when the timer waiting for the PIN code input times out. It can be resolved by restarting the device.| 2022-06-15   |
+| [I59P32](https://gitee.com/openharmony/distributedhardware_device_manager/issues/I59P32) | [RK3568] After the trust period of a device expires, PIN authentication cannot be performed.             | This issue occurs when the timer waiting for the PIN code input times out. It can be resolved by restarting the device.| 2022-06-15   |