Watch hours reward longer, structured content. A channel uploading 8-minute videos that people actually finish will reach 4,000 hours dramatically faster than one uploading 60-second clips. Start by looking at your average view duration and building videos around what holds attention.
Consistency beats intensity. Two solid uploads per week for six months will outperform twenty uploads in one month followed by silence, because each video keeps collecting watch time long after publishing.
Promotion can compress the timeline. A watch-time focused ad campaign puts your longer videos in front of viewers matched to your niche. Because the views come from real people through Google Ads, the watch time counts toward eligibility.
Finally, do not chase hours with content you cannot sustain. Monetization is the starting line, not the finish — the channels that earn well are the ones whose watch time keeps growing after approval.