Sometimes it happens with developers that when he/she starts the “android studio” program, displayed a window of “downloading components” which says: “Android SDK was installed to C: / Users / user / AppData / Local / android / SDK2 SDK tools directory is missing “. So to fix “SDK tools directory missing” in android studio, try the following methods
Method 1
The Cause for this error -SDK tools package might not be installed.
Quick fix: Go to the Tools –> SDK manager –> SDK tools. Deselect Hide obsolete packages option on the right bottom and further install Android SDK Tools(obsolete). A new folder named Tools is now generated in the SDK directory. (C:\Users\..\AppData\Local\Android\Sdk\tools.)
Method 2
Another reason -Prolly due to inadequate storage available than requisite(minimum 4.53 GB) at your place of download, android SDK tools package did not get installed
Quick fix: Uninstall Android SDK (default location C:\Users\..\AppData\Local\Android\Sdk ) and install it again. This time affirms the minimum required storage space at your place of download. After execution check, if tools folder is now added in SDK directory.
Method 3
Alternative reason- corporate proxy jamming the installer’s call to the internet, due to which android studio installer could not install SDK.
Quick fix: List the path to your corporate PAC file. For that, you need to find the URL. So, go to System Preferences -> Network -> Advanced -> Proxies -> Automatic Proxy Configuration -> Proxy Configuration File . Now once we know the correct URL, go to Configure -> “Appearance and Behavior” -> System Settings -> HTTP Proxy. Select “Automatic proxy configuration URL:” and enter the URL.
Method 4
Just as this error pops up, in place of clicking on ‘finish’ click ‘x’. Further, when it asks to reinitialize, Choose the recommended option. Then click Configure -> Project Defaults -> Project Structure and copy-paste or browse (AppData folder may be hidden) to C: / Users / .. / AppData / Local / android / SDK. Try running the project again. Hope this helps!!!.