If you need to update Magento 2 Zero Downtime Deployment Extension by Magefan, please follow the steps below. Note that the update instructions depend on the method zero downtime deployment extension was installed with.

Update using composer (Method 1)

If the zero downtime deployment module was installed via the composer (check if vendor/magefan/module-zero-downtime-deploy folder exists), then you need to run these simple CLI commands in Magento 2 directory:

composer remove magefan/module-zero-downtime-deploy
composer require magefan/module-zero-downtime-deploy ^x.x.x
# replace x.x.x with the version you want to use
php bin/magento setup:upgrade
php bin/magento setup:di:compile
php bin/magento setup:static-content:deploy

Update using FTP  (Method 2)

If the zero downtime deployment module was installed via FTP (check if app/code/Magefan/ZeroDowntimeDeploy folder exists), then follow these commands:

1. Download the latest version of the zero downtime deployment extension archive from magefan.com.

2. Extract archive.

3. Make the backup copy of the app/code/Magefan/ZeroDowntimeDeploy folder on your server and then remove it.

4. Using FTP, copy the app and lib folders from the archive to your Magento 2 Directory. 

magento 2 Extension Installation

4. Run update CLI commands in Magento 2 directory:

php bin/magento setup:upgrade
php bin/magento setup:di:compile
php bin/magento setup:static-content:deploy