For Pokemon Ultra Sun on the 3DS, a GameFAQs Q&A question titled "How to evolve Inkay?".
How to evolve Inkay? - Pokemon Ultra Sun Q&A for 3DS - GameFAQs
For Pokemon Violet on the Nintendo Switch, a GameFAQs Q&A question titled "Why won't my Inkay evolve?".
For Pokemon Ultra Moon on the 3DS, a GameFAQs Q&A question titled "How to evolve Inkay?".
How to evolve Inkay? - Pokemon Ultra Moon Q&A for 3DS - GameFAQs
There can be multiple reasons why Inkay isn't evolving: 1. The level is too low. Inkay needs to be at least level 30 to evolve. 2. The timing. The player needs to hold the 3DS upside down while Inkay levels up, and keep holding it upside down until the battle ends. Some players have stated that their Inkays didn't evolve from gaining a level in battle, despite holding their 3DS upside down ...
Why won't inkay evolve? - Pokemon Ultra Sun Q&A for 3DS - GameFAQs
For Pokemon Legends: Z-A - Nintendo Switch 2 Edition on the Nintendo Switch 2, a GameFAQs message board topic titled "I'm holding my Switch 2 upside down, my level 35 Inkay won't evolve.".
I'm holding my Switch 2 upside down, my level 35 Inkay won't evolve.
For Pokemon X on the 3DS, a GameFAQs message board topic titled "Can't seem to evolve my damn inkay".
Can't seem to evolve my damn inkay - Pokemon X - GameFAQs
Inkay, the small squid Pokemon, has returned in Pokemon Scarlet and Violet as part of the Indigo Disc DLC, along with its confusing evolution method. This dark/psychic originally appeared on the Nintendo 3DS in Pokemon X and Y with a special method of evolution. In the 3DS version, you had to physically turn your handheld upside in order to get the Pokemon to evolve. This method is similar to ...