How exactly did you set up Bitcoin Core to prune? You might have entered a large size. If you don't want to consume more mobile data, then try lowering them to "550MiB" which is a minimum, or just set it to "2000MiB".
This doesn't make sense. Pruning doesn't mean you have to download less.
HP laptop with AMD processor, 8gb RAM, 128 SSD, 1.80GHZ Windows 11
With 8 GB RAM, your SSD will get pounded while syncing the last few years of block data. It will work, but only get slower as
chainstate grows.