Update README document description

Author: LibraLF

README.md

@@ -25,8 +25,10 @@ You can download `.dmg` to install the software.
 **For Linux**
 
 Enter the `uname - m` command in the command line to check the hardware architecture of the current system.
+
 If it is x86_64:
 Decompression software. Open a terminal, enter the unzipped directory, and run `sudo ./myStudio-xxx.AppImage`.
+
 If it is aarch64:
 Decompression software. Open a terminal, enter the unzipped directory, and run `sudo ./myStudio-xxx-arm64.AppImage`.