When I swap token but failed, I still must pay gas fee or no need to pay

General
#1

I just swap token and failed, 1 time I lost $100 and I try to swap again, and I lost another $100 again. so don’t know how to do. and very sorry about my poor in english.

#2

Hopefully this video helps. Make sure to not change the gas limit, and it’s recommended you pick the “fast” or “fastest” option on metamask.

2 Likes
#3

Thank you for this vdo

#4

What makes the gas limit changed? I have seen that the gas limit changed from 134562 to 600000.