Hi@Hasid,
You can upload your files inside your container. Before starting check your network connectivity and follow the below given steps.
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Log in to the dashboard.
 
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Select the appropriate project from the drop down menu at the top left.
 
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On the Project tab, open the Object Store tab and click Containers category.
 
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Select the container in which you want to store your object.
 
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Click the Upload File icon.
The Upload File To Container: <name> dialog box appears. <name> is the name of the container to which you are uploading the object.
 
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Enter a name for the object.
 
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Browse to and select the file that you want to upload.
 
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Click Upload File.
 
You will successfully uploaded an object to your container.
Thank You