you can edit the project via the web interface after logging in to the gerrit account as shown in the following steps.
step 1 − go to gerrit dashboard by clicking this link. you will get the following screenshot.

step 2 − next click the mediawiki/extensions/examples link specified under project column.
step 3 − click the general link in the toolbar as shown in the following screenshot.

step 4 − when you open the general link, it will show a screenshot as the following.

step 5 − click the create change button and it will open a popup window with some details as shown in the following screenshot.

step 6 − enter the information and click the create button.
after creating the change, it will display the information as shown in the following screenshot.

step 7 − click edit and then click add. now select the file you want to edit. here we have selected the file example/i18n/en.json.

when you open the file, it will show the json data as specified in the following screenshot.

step 8 − click save and then click the close button.
step 9 − finally click the publish button to publish the edited file

step 10 − you can change commit message by clicking the commit message link as shown in the following screenshot.

step 11 − press e on the keyboard and add some extra information, if you wish to click save and then click the close button.
