Update README.md

README.md

@@ -1,26 +1,37 @@
-# Digital Storage Oscilloscope (Linux Release)
+# Digital Storage Oscilloscope Desktop Application (Linux Release)
 
-Public release of Digital Storage Oscilloscope application for Acute's Digital 
+Public release of Digital Storage Oscilloscope desktop application for Acute's Digital
 Storage Oscilloscope products.
 
 **_NOTE:_** The application on Linux platform are still marked as beta versions. Please create an issue if you encounter any errors when running the program.
 
 ## Supported Models
 
-| Types                        | Product                                       | 
+| Types                        | Product                                       |
 | ---------------------------- | --------------------------------------------- |
 | Digital Storage Oscilloscope | Acute TravelScope 3000 series                 |
 | Mixed Signal Oscilloscope    | Acute MSO3000 series                          |
 
 ## Supported Operating System
-    
+
 Ubuntu 18.04+ (Bionic Beaver)
 
-## Usage
+## Download Digital Storage Oscilloscope
+
+Download the latest version of the application from the [**Releases**](https://github.com/acute-technology-inc/tba-release/releases/latest) page.
+
+Digital Storage Oscilloscope application is provided in an **AppImage** format, and all previous versions can also be found in the release page.
+
+## Update Digital Storage Oscilloscope
+
+One can update it manually by downloading the latest version of the application.
+
+Or, you can use [**AppImageUpdate**](https://github.com/AppImageCommunity/AppImageUpdate) GUI tool to update the application.
+See also [Making AppImages updateable](https://docs.appimage.org/packaging-guide/optional/updates.html#via-appimageupdate-built-into-the-appimage).
 
-Download the latest release application from the **Releases** page.
+## Instructions
 
-All our applications on Linux are provided in an **AppImage** format. It requires making the file into executable before using it. 
+AppImages requires making the file into executable before using it.
 
 Check the box that says **Allow executing file as program** as shown in the image.
 
@@ -29,12 +40,12 @@ Check the box that says **Allow executing file as program** as shown in the imag
 Or, you can type
 
 ```
-    chmod 777 Digital_Storage_Oscilloscope-x86_64.AppImage
+    chmod a+x Digital_Storage_Oscilloscope-x86_64.AppImage
 ```
 
 Simply double-click the file to launch the application after the file is changed into an executable file.
 
-Next, the application requires udev rules to allow non-root access to Acute’s 
+Next, the application requires udev rules to allow non-root access to Acute’s
 devices. Thus, you may need to install the udev rule file that you can obtain from
 `LinuxSoftwareResources.tar.gz`.