diff --git a/docs/manual/README.md b/docs/manual/README.md
index 4b368be..3c12da2 100644
--- a/docs/manual/README.md
+++ b/docs/manual/README.md
@@ -207,18 +207,20 @@ the sensor recorded.
### AI denoise
-For a photograph taken in poor light at a high ISO. `AI Denoise`, in the
-Detail group, replaces how the camera's raw data is turned into colour: a
-network trained on this library's own photographs removes the noise and
-the blotches of colour that come with it, while keeping the fine detail.
-Look at it at 1:1, where noise lives.
+How every raw is developed. `AI Denoise`, at the top of the Adjust panel,
+replaces how the camera's raw data is turned into colour: a network trained
+on this library's own photographs removes the noise and the blotches of
+colour that come with it, while keeping the fine detail. It is on for every
+raw unless you switch it off with `Apply`. Look at it at 1:1, where noise
+lives.
-Switch it on with `Apply`. The photograph keeps showing as it was while
-the network works, with its progress in the bar at the top, and changes
-when it is done — a few seconds on a computer with a graphics card, about
-fifteen on its processor alone, longer on the tablet. `Keep grain` puts
-back some of what was removed, as grain without colour, for a picture that
-does not look too smooth.
+The photograph shows the camera's ordinary conversion while the network
+works, with its progress in the bar at the top, and changes when it is
+done — a few seconds on a computer with a graphics card, about
+fifteen on its processor alone, longer on the tablet. The result is kept,
+so a photograph opened again, or exported, does not wait a second time.
+`Strength` eases it off: below 100 % it puts back some of what was removed,
+as grain without colour, for a picture that does not look too smooth.
diff --git a/docs/manual/index.html b/docs/manual/index.html
index 3939c00..4b7d5f1 100644
--- a/docs/manual/index.html
+++ b/docs/manual/index.html
@@ -289,17 +289,19 @@ drawn as hard-edged blocks rather than smoothed, so what you see is what
the sensor recorded.
Zooming to 1:1 with a double-click, panning, then further in with the wheel
AI denoise
-
For a photograph taken in poor light at a high ISO. AI Denoise, in the
-Detail group, replaces how the camera's raw data is turned into colour: a
-network trained on this library's own photographs removes the noise and
-the blotches of colour that come with it, while keeping the fine detail.
-Look at it at 1:1, where noise lives.
-
Switch it on with Apply. The photograph keeps showing as it was while
-the network works, with its progress in the bar at the top, and changes
-when it is done — a few seconds on a computer with a graphics card, about
-fifteen on its processor alone, longer on the tablet. Keep grain puts
-back some of what was removed, as grain without colour, for a picture that
-does not look too smooth.
+
How every raw is developed. AI Denoise, at the top of the Adjust panel,
+replaces how the camera's raw data is turned into colour: a network trained
+on this library's own photographs removes the noise and the blotches of
+colour that come with it, while keeping the fine detail. It is on for every
+raw unless you switch it off with Apply. Look at it at 1:1, where noise
+lives.
+
The photograph shows the camera's ordinary conversion while the network
+works, with its progress in the bar at the top, and changes when it is
+done — a few seconds on a computer with a graphics card, about
+fifteen on its processor alone, longer on the tablet. The result is kept,
+so a photograph opened again, or exported, does not wait a second time.
+Strength eases it off: below 100 % it puts back some of what was removed,
+as grain without colour, for a picture that does not look too smooth.
An ISO 8000 night frame at 1:1, AI Denoise switched on, then some grain kept
