Google Online Store (VPN Required)
Click this link, then click 【Add to Chrome】 to install
Type in browser address bar: chrome://extensions/ to go directly to【Extensions Management】
Activate【Developer Mode】in the top right corner.
Drag the zip file to this page, and the browser will install it directly

Or extract the downloaded zip file, then click Load unpacked extension in the top left corner and select the extracted installation package

Note: After installation, this installation package cannot be deleted or moved, otherwise the plugin will not work!