When you're stuck writing a book, the problem is often not that you have suddenly lost the ability to write. The problem is that you don't know what should happen next. Before forcing yourself to produce more prose, step back and diagnose the blockage.
Ask what the next scene is supposed to do
Every useful scene changes something. Ask: what does the character want right now? What prevents them from getting it? What new information appears? What decision gets made? What is different at the end of the scene?
If you cannot answer those questions, the problem may be structural rather than motivational. Go back to the outline.
Write the ugly version
Trying to create publishable prose while inventing the scene at the same time is difficult. Give yourself permission to write: “Maria goes to the apartment, discovers John has disappeared, finds the letter, freaks out and calls her sister.”
That isn't prose. It is scaffolding. But now you know what happens. Turn one piece at a time into the scene.
Lower the daily target
A 2,000-word target sounds motivating until you miss it three days in a row. Instead, choose an amount small enough that you can hit it even on a bad day: 250 words, one scene, 20 minutes, one page.
Consistency produces books. Occasional heroic writing sessions usually don't.
Skip ahead
You do not have to write a novel in the same order people will read it. If chapter seven is killing your momentum but you know exactly what happens in chapter eight, write chapter eight. The missing bridge may become obvious later.
Talk the scene out
Some writers think better verbally than on the page. Describe what is supposed to happen as if you were telling a friend about the book. You can even dump fragments: “She's angry but pretending she's not. He already knows about the letter. Maybe she notices the suitcase first.” Those fragments contain the scene.
Use AI to restore momentum, not replace decisions
AI is particularly useful when you're stuck between intention and execution. You can give it your outline, the existing scene, the characters involved and what must happen next, then ask for possible approaches. Or give it your rough paragraph and have it expand the scene.
You still decide what belongs in the book.
Getting unstuck with Author Magic
Author Magic's Authorship Dial is designed for exactly this problem. You can write normally when the words are flowing, then switch a difficult chapter to a different level of assistance: write a paragraph and have AI expand it, brain-dump the scene and let AI shape it, ask AI to draft from the outline, or switch back to writing everything yourself on the next chapter.
The model also receives the outline, brief, voice and story bible, so you're not starting a fresh conversation and re-explaining the entire novel every time you get stuck.
The goal isn't to have AI take your book away from you. It's to make sure a difficult Tuesday afternoon doesn't become the reason the book never gets finished.
KDP's rules change from time to time. Check KDP's own help pages for the current requirements before you publish.