If your TYPO3 installation works in composer mode, please execute following command:
composer req jweiland/jwauth vendor/bin/typo3 extension:setup --extension=jwauth
If you work with DDEV please execute this command:
ddev composer req jweiland/jwauth ddev exec vendor/bin/typo3 extension:setup --extension=jwauth
On non composer based TYPO3 installations you can install
over the ExtensionManager:
Login to backend of your TYPO3 installation as an administrator or system maintainer.
Extensionsfrom the left menu to open the ExtensionManager.
Get Extensionsfrom the upper selectbox and click on the
Update nowbutton at the upper right.
Use the search field to find
jwauth. Choose the
jwauthline from the search result and click on the cloud icon to install