If Teachme Biz appears as a blank white screen, please check the following:
Check and Update Your Browser Version
If your browser version is outdated, Teachme Biz may not display properly. Check and update your browser version from your browser settings.
- Google Chrome: Settings > About Chrome
- Microsoft Edge: Settings > About Microsoft Edge
- Safari: Apple menu > General > Software Update
Related: System Requirements for Teachme Biz
https://help.teachme.jp/hc/en-us/articles/14572215297305
Enable JavaScript
If JavaScript is restricted, Teachme Biz may not display properly. Enable JavaScript from your browser settings.
- Google Chrome: Settings > Privacy and Security > Site Settings > JavaScript
- Microsoft Edge: Settings > Cookies and Site Permissions > JavaScript
- Safari: Preferences > Security > Enable JavaScript
Check Browser Extensions
Some extensions may interfere with JavaScript operation. If JavaScript doesn't work, Teachme Biz won't display properly. Turn off extensions from your browser settings.
- Google Chrome: Settings > Extensions > Manage Extensions
- Microsoft Edge: Settings > Extensions
- Safari: Settings > Extensions
Check Network and Security Software Settings
Your company's network or security software may be blocking access to Teachme Biz. Check with your IT department to confirm that access to Teachme Biz is allowed.
Related: What URLs and ports should be allowed to access Teachme Biz?
https://help.teachme.jp/hc/en-us/articles/900005507666