aiteko theme demo import error: not found (404)

I am using the Free monthly Theme which is aiteko
i walked through normal procedure from installing them and activating then installing plugins and activation,
when i go to demo import and press automatic import it gave me this error
error: not found (404)
If i try to use the manual import i can find only 2 files ( demo-content.xml, demo-widgets.wie) i cant find a DAT file
also i have the Elementor template files.
any help please


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