Functions in the plugin don't work properly anymore?

 The following situation has arisen :     

① Clicking on some functions of JFR does not respond, and the command bar shows “Unknown command”. 

② Shortcut panel is invalid, and layers and materials cannot be assigned. 

③ Can't switch view or inter-guide function can't be used.

④ JewellyForRhino.rhp error occurs during loading.

⑤ ------  

 Solution: Manually load the plug-in program and then restart Rhinoceros.   

Step 1: Find “Options” in “Tools” on the top menu bar. 

Step 2: ①Find the “Plug-ins” column on the left   ②Click “Install”.

Step 3: Locate the folder in the plugin installation directory and load the appropriate plugin program.

① Find the folder in the plug-in installation directory.

 ◆ “7.0sr1” for Rhinoceros 7.              ◆ Rhinoceros 6 is “6.0sr15”. 

(The default path of the plug-in will be installed in D disk. If the installation path has been changed and cannot be found, please reinstall the plug-in.)

②  Select “JewellyForRhino.rhp”、“ARingSize.rhp” and “JewellryForRhino.rhp” to open.

Make sure the plug-in program is checked  ☑:

After checking the box, restart the Rhino software can be used normally!

（After reboot check if it is ticked, if it is not ticked please tick it and reboot again）