I've been tying my shoes using the Ian knot for years (decades??) now. Makes your laces sit a bit funny compared to regular, but my shoes never come untied by accident. Highly recommend trying it out if you have this problem even occasionally. Once you have the muscle memory down, it's a nice minor life upgrade.
The end result is the same as the regular way of tying it. perhaps you are doing a https://www.fieggen.com/shoelace/crossedianknot.htm by mistake