Hi Genne,
Could you please attach the log file found at this location below to help us troubleshoot the problem
C:\Users\{User Name}\AppData\Roaming\Syncfusion\Metro Studio\Log\Log.txt
You can also alternatively email the log file to support@syncfusion.com with subject
"Search-Function in MetroStudio2 Beta does not work for none-administrative accounts"
Thanks,
Stephen