If you need to update Magento 2 Product Labels Extension by Magefan, please follow the steps below.

Note: the updating instructions depend on the method the Product Labels extension was installed with.

Update using composer

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

composer remove magefan/module-NAME
composer require magefan/module-NAME ^x.x.x
# replace NAME with:
# product-label - for Basic plan
# product-label-plus - for Plus plan
# product-label-extra - for Extra plan
# 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

If you want to upgrade to Plus or Extra, check this guide on how to upgrade Product Labels plan.

Update using archive and FTP

If the Product Labels module was installed via FTP (check if app/code/Magefan/ProductLabel folder exists), then follow these commands:

1. Download the latest version of the Product Labels extension archive from magefan.com.

2. Extract archive.

3. Make the backup copy of the app/code/Magefan/ProductLabel, app/code/Magefan/ProductLabel Plus and app/code/Magefan/ProductLabel Extra folders on your server and then remove them.

4. Using FTP, copy the app folder from the archive to your Magento 2 Directory. 

Install Magento 2 Extension Using FTP

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

Note: if you don't want your website to be down during deployment, try these zero downtime deployment commands for Magento 2.