Troubleshooting

Related Articles

• Troubleshooting Checklist
• My page is slow to load or stuck on loading
• Is My Browser Supported?
• I Can't Sign in to CK-12 with My Login Credentials
• I Can't Access the CK-12 Site
• Trouble with Saving or Displaying Content
• Videos Are Not Playing on My Windows Device
• Equations Do Not Display Well on My Ebook Reader (e.g. Kindle, Nook)
• Error Message: "Cannot save because an artifact of this name already exists."
• Error Message: "You are reading an older version...Please edit the flexbook to update this concept."