1- Enable developer mode
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 in magento 2
php bin/magento module:disable Magento_TwoFactorAuth
4- Module upgrade
php bin/magento setup:upgrade
php bin/magento setup:di:compile
php bin/magento indexer:reindex
php bin/magento c:f
sudo chmod -R 777 var
sudo chmod -R 777 pub
5- Run cron job -
php bin/magento cron:run
6- For delete all .log file inside folder.
find . -name "*.log" -delete
6- For empty .log file inside folder.
echo -n "" > filename.log