Steps:

• Create a new folder on the desired drive (e.g., D:\PubCache).
• Open System Properties (Win + R > sysdm.cpl > Advanced tab > Environment Variables).
• Under User Variables, click New and add:
  • Variable Name: PUB_CACHE
  • Variable Value: D:\PubCache (or another location on the same drive as your project).
• Move the contents of the existing cache folder (C:\Users\ADMIN\AppData\Local\Pub\Cache) to the new location (D:\PubCache) if you want to keep the existing cached packages.
• Restart your terminal or IDE to apply the changes.
• Run the following commands:
  • flutter clean
  • flutter pub get