"I don't think it's one many people are going to remember, that's for sure, but it's three points in the bag.
"But, yeah, for sure we know we can play better in all aspects, both with and without the ball.
"A lot of balls kind of overhit, out of play, and it just kind of killed our momentum, especially there in the second half."
The 2026 World Cup will be held across Canada, Mexico and the United States.
England beat Latvia and Albania in their first two World Cup qualifiers in March before the win against Andorra.
"We were just lacking quality [against Andorra], looked a bit fatigued both physically and mentally and, yeah, we got away with it because we're a good team," Kane said.
"They had a couple of half-chances where we didn't get punished. But ultimately, it wasn't good enough."