Upgrading MediaWiki

1. Download and install new version in new folder

cd /var/lib
wget https://releases.wikimedia.org/mediawiki/1.32/mediawiki-1.32.0.tar.gz
tar -xvzf mediawiki-1.32.0.tar.gz
rm mediawiki-1.32.0.tar.gz

2. Create new directory

mkdir /usr/share/phpmyadmin

3. Download and extract phpMyAdmin archive

wget -qO- https://www.phpmyadmin.net/downloads/phpMyAdmin-latest-all-languages.tar.gz | tar -xzvf - -C /usr/share/phpmyadmin --strip-components=1

4. Create directory for temporary files used by phpMyAdmin

mkdir /usr/share/phpmyadmin/tmp && chown www-data:www-data /usr/share/phpmyadmin/tmp

5. Copy original config file to new directory

cp -r --preserve=all /usr/share/phpmyadmin-old/config.inc.php /usr/share/phpmyadmin

6. Remove directory containing the old version

rm -rf /usr/share/phpmyadmin-old

MediaWiki