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Most of the way there...

Interpreting

ornaments as black cells in Akari, with blue ornaments containing numbers represented by the number of stripes, we get a valid Akari / Light Up puzzle.

Adding

the star on top gives a unique solution:

Finally (erm?)

shading the cells that are "too lit", those lit up by more than one source, gives some letters. The top seem to be "akari", the puzzle we've just gotten through, and the last few are... "vcs"? Maybe it's supposed to be a VCR, or maybe I've shaded something wrongly?

Interpreting

ornaments as black cells in Akari, with blue ornaments containing numbers represented by the number of stripes, we get a valid Akari / Light Up puzzle.

Adding

the star on top gives a unique solution:

Finally

shading the cells that are "too lit", those lit up by more than one source, gives some letters: which spells out "akari VCS", many thanks to @Chengarda for pointing out the reference, a play on the Atari VCS console released in 1977.

Part of the way there...

Interpreting

ornaments as black cells in Akari, with blue ornaments containing numbers represented by the number of stripes, we get a valid Akari / Light Up puzzle.

Adding

the star on top gives a unique solution:

Finally (erm?)

shading the cells that are "too lit", those lit up by more than one source, gives some letters. Unfortunately, they seem to be "okarivcs", and I'm not sure if I've got that wrong or need to do/know something else.

Most of the way there...

Interpreting

ornaments as black cells in Akari, with blue ornaments containing numbers represented by the number of stripes, we get a valid Akari / Light Up puzzle.

Adding

the star on top gives a unique solution:

Finally (erm?)

shading the cells that are "too lit", those lit up by more than one source, gives some letters. The top seem to be "akari", the puzzle we've just gotten through, and the last few are... "vcs"? Maybe it's supposed to be a VCR, or maybe I've shaded something wrongly?

Part of the way there...

Interpreting

ornaments as black cells in Akari, with blue ornaments containing numbers represented by the number of stripes, we get a valid Akari / Light Up puzzle.

Adding

the star on top gives a unique solution:

Part of the way there...

Interpreting

ornaments as black cells in Akari, with blue ornaments containing numbers represented by the number of stripes, we get a valid Akari / Light Up puzzle.

Adding

the star on top gives a unique solution:

Finally (erm?)

shading the cells that are "too lit", those lit up by more than one source, gives some letters. Unfortunately, they seem to be "okarivcs", and I'm not sure if I've got that wrong or need to do/know something else.