If you despatched your Joy-Con off for restore, it’s fairly potential all it took to repair the connectivity difficulty together with your Switch controller, was slightly piece of black foam. I
That’s in line with a report from CNET Australia (thanks, Siliconera), which despatched its left Joy-Con controller off to Nintendo for a repair.
According to the location, when the Switch controller was despatched again, the one distinction seen was the addition of a small sq. of black foam within the backside proper positioned on prime of the antenna traces.
CNET believes this can be a “a piece of conductive foam” handled with both nickel, copper or each which is claimed to maintain electronics from encountering radio-frequency interference. RFI points will be attributable to household items such as microwaves.
The web site examined its principle and eliminated the piece of froth. Connectivity points began up as soon as extra. To additional check the speculation, CNET bought one other Switch console and located there weren’t any connectivity points with the left Joy-Con.
Upon taking the housing aside, it was famous the controller didn’t have the identical piece of froth because the one despatched off for service.
The web site figures Nintendo has discovered a repair for the problem, and that new inventory doesn’t have the identical connectivity points. That stated, there have been many Switch house owners who didn’t expertise these points, so till Nintendo feedback both approach, there’s no strategy to be 100% certain.