If your site has a recent enough version of MODX Revolution, it is easy to perform upgrades yourself.
I strongly recommend that you subscribe to MODX security notices by email to get notified of the most important upgrades.
Don't skip this step! An upgrade that goes wrong can break your website. By taking the backups below, you can restore them yourself through the control panel.
Log in to your hosting control panel and search for "Backup Wizard". Use the wizard to take the following backups:
You should have received an email from me with the URL, username, and password to log in to your website manager. The URL usually ends with "manager".
On your manager dashboard, you should see an "Upgrade MODX" widget if your site is out of date:
Click the button and follow the prompts, accepting all of the default options.
Log back in to the MODX manager, then go to Extras --> Installer in the top menu:
Upgrade any extras that show an upgrade button, following the prompts:
Check out all of the public pages on your website, paying extra attention to any dynamic features your site has.
Here are some examples of elements to test (most of which may not be present on your site):
Upgrades can break your site for two common reasons:
Restore the backup you took using the http://host.websitezen.com/cpanel. Search for "Backup Wizard" and use it to restore the following backups:
Then contact a MODX developer to help troubleshoot the upgrade.