Without H.264, you'll need to render in another format such as WebP, JPEG, or PNG.
Without H.264, you'll need to render in another format such as WebP, JPEG, or PNG.
Adobe has taken H.264 out of the After Effects rendering settings. You can switch to a different codec like HEVC or AV1, or consider using ProRes as an alternative. There are options that closely match its performance.
Add to composition queue, check for H.264 support, then GPU rendering will start.