@Snaker explained the procedure well. Below, is a link to a video that I came across that may be helpful. His advice was that if your 4Runner is not starting, then try it again either slower or faster.
Remote Start Your 2025 4Runner
Hello. I bought my very first 4Runner (and very first Toyota) just before Thanksgiving and shortly after, joined this forum.
Prior to the 4Runner I have pretty owned Chevy or GMC vehicles ('85 S-15 pu, '91 S-10 pu, '00 Jimmy, and '13 Silverado). I actually bought the Silverado over a 4Runner...