Troubleshooting

Learn common troubleshooting techniques

• How do I clear my browser's cache? Learn how to clear your browser's cache in Chrome and Microsoft Edge to improve Synthesia performance and fix common issues.
• How do I fix the "Convert video to template" message? This message appears when your video includes API variables, which are only compatible with templates.
• How do I fix the "Something went wrong" error message? Learn how to fix the "Something went wrong" error in Synthesia with a quick browser cache and refresh fix.
• Why have I not received my free demo video? Learn why a free demo video may not arrive and what to do if it was rejected during content moderation.
• Why can't I use a certain voice in Synthesia? Find out which Synthesia voices have been removed and learn how to manually replace a voice in your video.
• How do I troubleshoot browser issues in Synthesia? Learn how to use the Synthesia browser clean-up tool to fix common issues, and what to do if the reset does not resolve your problem.