Important Commands

1. Enable Developer Mode
   

   php bin/magento deploy:mode:set developer

2. Enable / Disable Template Hints
   

   
   php bin/magento dev:template-hints:enable
   php bin/magento dev:template-hints:disable
           

3. Disable Two-Factor Authentication
   

   php bin/magento module:disable Magento_TwoFactorAuth

4. Module Upgrade & Setup Commands
   

   
   php bin/magento setup:upgrade
   php bin/magento setup:di:compile
   php bin/magento indexer:reindex
   php bin/magento cache:flush
   sudo chmod -R 777 var
   sudo chmod -R 777 pub
           

5. Run Cron Job
   

   php bin/magento cron:run

6. Delete All .log Files in Folder
   

   find . -name "*.log" -delete

7. Empty a Specific .log File
   

   echo -n "" > filename.log

Important Notes

• Use developer mode only in development environments.
• Avoid using 777 permissions in production for security reasons.
• Always clear cache after major changes.
• Set up cron jobs properly for production stores.