1. Download sections instead of the entire thing. Each section is its own topic with related articles inside and you can download that individual section.
2. Come back later. We get a rush of downloads then it calms down to nothing for the rest of the month.
3. Wait, as they suggest, and resume it your next available time slot. Notice that the common thread between those suggestions is that none of them cost you a dime.
4. Buy a premium membership. As far as I know only one person has actually done that and he bought a premium membership for the Knowledge Base, not himself. That allowed us to double the size of the KB and make it available to all of you for an extra year. Without that it probably would have been deleted by now.
I have absolutely been joining other veterans in preparing our SHTF knowledge base.
When an army forages, it has to know where the supplies are. Preppers are the supply depots.