If the viewing conditions for the embedded Manual are not met, the Release settings are insufficient, or the Browser settings are insufficient, the message "teachme.jp refused to connect" may appear.
Please check the "What you can verify" sections for both the Viewer and the Teachme Biz Administrator.
What the Viewer can verify
Whether the conditions for viewing are met
Please refer to the related article and verify that the conditions for viewing the embedded Manual are met.
Related: What is an embed tag?
https://help.teachme.jp/hc/en-us/articles/4601552693657/
If the message still appears even though the conditions are met, please check whether the Browser settings are insufficient.
Whether the Apple Safari settings are insufficient
If you cannot view an embedded Manual in Apple Safari, the Browser settings may be insufficient.
In the Browser preferences screen, uncheck "Prevent cross-site tracking" and verify whether you can view the Manual.
Related: Change Privacy preferences in Safari on Mac (external site)
What the Teachme Biz Administrator can verify
Whether the Release settings for the Folder released outside are insufficient
If the embedded Manual is saved in a Folder released outside, please verify that "Release" is selected under "Release Outside" in the Folder settings screen.
Related:
Please tell me more about the Folder settings items
https://help.teachme.jp/hc/en-us/articles/14419216152985
View and update folder settings (Web Browser)
https://teachme.jp/8/manuals/4929542
Please tell me about Release Outside
https://help.teachme.jp/hc/en-us/articles/900006443043
Whether a URL other than the page where the Manual is embedded is specified as the Referrer URL for the Folder released outside
If access is restricted by specifying a referrer, please verify that the page where the Manual is embedded is correctly specified as the Referrer URL.
Related: Restrict by Referrer URL (Web Browser version)
https://teachme.jp/8/manuals/10033436/
Whether IP Restrictions are applied
IP Restrictions may be applied to the Folder where the target Manual is saved.
Please either connect to an authorized network and then access the external site again, or verify that the intended network is configured correctly.
Related: Please tell me about Access privileges by Current IP address (Group IP Restrictions and Folder IP Restrictions)
https://help.teachme.jp/hc/en-us/articles/900005508766