import LicenseInfo from '@mui/x-data-grid-premium'; // or pro // Disable license warning (only if you're 100% sure you're using free features only) LicenseInfo.setLicenseKey('');
⚠️ if you actually use premium features. 2. Using MUI X Pro or Premium (with a valid license) ✅ Add your license key correctly: import LicenseInfo from '@mui/x-data-grid-pro'; LicenseInfo.setLicenseKey('your-license-key-here'); mui x missing license key remove
REACT_APP_MUI_LICENSE_KEY=demo ⚠️ This only works in . In production, the watermark will appear unless you have a valid license. 4. Remove MUI X Premium Components Entirely If you don't want to pay for a license: Downgrade to the free version ( @mui/x-data-grid instead of -pro or -premium ): npm uninstall @mui/x-data-grid-pro @mui/x-data-grid-premium npm install @mui/x-data-grid Then replace imports: import LicenseInfo from '@mui/x-data-grid-premium'
Then in .env :