Prompt Connection failed when upgrading. Please check your network connection and try again
Modify the Bin\studio.exe.vmoptions file in the installation directory, such as E:\Android\android-studio\bin\studio.exe.vmoptions
Add Content:
-djava.net.preferipv4stack=true
-didea.updates.url=http://dl.google.com/android/studio/patches/updates.xml
-didea.patches.url=http://dl.google.com/android/studio/patches/
Restart: You can update it online.
Note: If it is a 64-bit system, then you should modify the Bin\studio64.exe.vmoptions file, we do not change the wrong, otherwise useless!
Troubleshooting the Android SDK Manager list error, or unable to update the download issue:
Add Content:
C:\Windows\System32\drivers\etc
74.125.237.1 dl-ssl.google.com This IP has been changing, the specific solution to see the following methods http://jingyan.baidu.com/article/64d05a02752300de55f73b99.html The Ultimate solution: (If you have goagent) directly with the goagent agent, that speed is just!!!!!! Original: http://blog.csdn.net/mcy478643968/article/details/19609281
Resolves an issue where Android Studio and Android SDK Manager cannot update online.