How to update your Android SDK? using Android Studio by Google (GUI),  on setings options. by command-line on Android SDK folder using SDKManager.bat   open your CMD and go to Android SDK folder...   ...\cmdline-tools\bin   <--- here is it SDKManager.bat for easy use, you can set the environment variable used for SDKManager sub-commands-tools SET ANDROID_SDK_ROOT=D:\SDK25-ROOT-FOLDER   > Ex.: c:\MySdks\Android\SDK2525  (folder where start the directory for your SDK subfolders/files)  <-- pay attention, not   ..\cmdline-tools\bin  NO! NO! NO! other way, you can indicate this folder-root on command-line, like: sdkmanager.bat  --sdk_root=D:\SDKs\SDK25   ....other-params Ex. to download/uninstall/update the last pacakges: sdkmanager.bat  --sdk_root=D:\MySDKs\SDK25  --List   (list all packages on Google for download -- all package names will be showed) sdkmanager.bat  --sdk_root=D:\MySDKs\SDK25  --List_Installed   (list all packages alread installed in your disk) sdkmanager.bat  --sdk_root=D:\MySDKs\SDK25  --Update   (update all packages already installed in your disk) sdkmanager.bat  --sdk_root=D:\MySDKs\SDK25  --Uninstall  "package-name" "..." "..." ....  (uninstall just these package installed in your disk) sdkmanager.bat  --sdk_root=D:\MySDKs\SDK25  "package-name" "..." "..." ....  (install just these package) sdkmanager.bat  --sdk_root=D:\MySDKs\SDK25  "platform-tools" "platforms;android-30" "cmdline-tools;latest" "emulator"  (install this 4 packages in your disk) remembering:  the Android SDK files it's not really installed in your MSWindows, and yes, just copied for your disk. that way, you can move the original folders from Embarcadero installation for any disk or folder. by default, Embarcadero copy the files to C:\Public\....\CatalogueRepository.... SDKxxxVersion ...., you can just move (copy/paste)  this file for another path more "short" if you want! none problem!  Later, just readjust the path on IDE using Tools->SDK Manager options.