Set Magento 2 in Production Mode

To see current mode in Magento 2, run php bin/magento deploy:mode:show Example To set Magento 2 in production mode, run

Magento 2 Change Email of an Admin user

To change email address of an admin user, run following SQL in MySQL command promt or in phpMyAdmin update admin_user

Magento 2 Disable Two-Factor Authentication

Magento 2.4.0 come with Two-Factor authentication. Once you installed Magento 2.4.0 or latest you will be asked to setup Two-Factor

journalctl

To see systemd logs, run journalctl -f To see a service specific logs (example postfix) journalctl -f -u postfix To

Magento 2

Magento 2 list enabled modules Magento 2 Enable SSL Magento 2 CLI Magento 2 Disable Two-Factor Authentication Magento 2 Change

Magento 2 list enabled modules

To list Modules in Magento 2, run php bin/magento module:status Example [markt-24@server public_html]$ php bin/magento module:status List of enabled modules:

Install elasticsearch on CentOS 7

To install elasticsearch, first install java yum -y install java-1.8.0-openjdk Import key rpm –import https://artifacts.elastic.co/GPG-KEY-elasticsearch Create file vi /etc/yum.repos.d/elasticsearch.repo Paste

Change PHP version in Virtualmin Server

To change PHP version for a web site hosted in Virtualmin, click on the Virtualmin tab. Select the domain from

SSL Life Time Reduced to 397 days

Due to changes in Apple, Mozilla and Google Root Store Policies, as of September 1, 2020, newly issued SSL/TLS certificates

Mount Amazon s3 on Linux

To mount Amazon S3 bucket as a filesystem on linux, you can use s3fs. https://github.com/s3fs-fuse/s3fs-fuse To install s3fs on Ubuntu/Debian,

fatal: open /etc/postfix/main.cf: Permission denied

On a CentOS server, when sending mail from PHP scripts, mail failed to work. On checking postfix log file (/var/log/maillog),

Protecting files with noclobber

To protect files on Linux by accidently overwritten by > operator, you can use set -o noclobber Now if you