When the SDK manager.exe In the android SDK is executed to update the SDK, everything goes smoothly. Only the android SDK tools cannot be updated.
And the download is also smooth, can find the downloaded tools_r18-windows.zip in Android-SDK-Windows \ Temp, is the download after the installation is complete, the prompt:
-= Warning! =-
A folder failed to be moved. on Windows this typically means that a program is using that folder (for example Windows Explorer or your anti-virus software .) please momentarily deactivate your anti-virus software or close any running programs that may be accessing the directory 'e: \ Android-SDK-Windows \ tools '. when ready, PESS yes to try again.
In this case, no update is successful if anti-virus software or other software is disabled as prompted.
The tool responsible for updating Android SDK tools is in the Tools Folder, which causes this problem.
First, disable SDK manager.exe and other software that uses files in Android-SDK-Windows (especially end adb.exe in the task manager ).
Copy and rename the Tools Folder to tools. tmp or another one. Double-click and execute tools. tmp \ Android. bat. Then, the android SDK manager is automatically started and then updated to Android SDK tools.