diff --git a/pixstrip-gtk/src/steps/step_adjustments.rs b/pixstrip-gtk/src/steps/step_adjustments.rs
index aa687ef..c445130 100644
--- a/pixstrip-gtk/src/steps/step_adjustments.rs
+++ b/pixstrip-gtk/src/steps/step_adjustments.rs
@@ -111,6 +111,9 @@ pub fn build_adjustments_page(state: &AppState) -> adw::NavigationPage {
     brightness_scale.set_valign(gtk::Align::Center);
     brightness_scale.set_size_request(200, -1);
     brightness_scale.set_draw_value(false);
+    brightness_scale.update_property(&[
+        gtk::accessible::Property::Label("Brightness adjustment, -100 to +100"),
+    ]);
     brightness_row.add_suffix(&brightness_scale);
     adjust_expander.add_row(&brightness_row);
 
@@ -125,6 +128,9 @@ pub fn build_adjustments_page(state: &AppState) -> adw::NavigationPage {
     contrast_scale.set_valign(gtk::Align::Center);
     contrast_scale.set_size_request(200, -1);
     contrast_scale.set_draw_value(false);
+    contrast_scale.update_property(&[
+        gtk::accessible::Property::Label("Contrast adjustment, -100 to +100"),
+    ]);
     contrast_row.add_suffix(&contrast_scale);
     adjust_expander.add_row(&contrast_row);
 
@@ -139,6 +145,9 @@ pub fn build_adjustments_page(state: &AppState) -> adw::NavigationPage {
     saturation_scale.set_valign(gtk::Align::Center);
     saturation_scale.set_size_request(200, -1);
     saturation_scale.set_draw_value(false);
+    saturation_scale.update_property(&[
+        gtk::accessible::Property::Label("Saturation adjustment, -100 to +100"),
+    ]);
     saturation_row.add_suffix(&saturation_scale);
     adjust_expander.add_row(&saturation_row);
 
diff --git a/pixstrip-gtk/src/steps/step_compress.rs b/pixstrip-gtk/src/steps/step_compress.rs
index e39b793..e8f666c 100644
--- a/pixstrip-gtk/src/steps/step_compress.rs
+++ b/pixstrip-gtk/src/steps/step_compress.rs
@@ -57,6 +57,9 @@ pub fn build_compress_page(state: &AppState) -> adw::NavigationPage {
     quality_scale.add_mark(3.0, gtk::PositionType::Bottom, Some("Medium"));
     quality_scale.add_mark(4.0, gtk::PositionType::Bottom, Some("High"));
     quality_scale.add_mark(5.0, gtk::PositionType::Bottom, Some("Maximum"));
+    quality_scale.update_property(&[
+        gtk::accessible::Property::Label("Compression quality, from Web Optimized to Maximum"),
+    ]);
 
     let quality_label = gtk::Label::builder()
         .label(quality_description(initial_val as u32))
diff --git a/pixstrip-gtk/src/steps/step_watermark.rs b/pixstrip-gtk/src/steps/step_watermark.rs
index e0e71d5..9dfdc4e 100644
--- a/pixstrip-gtk/src/steps/step_watermark.rs
+++ b/pixstrip-gtk/src/steps/step_watermark.rs
@@ -120,6 +120,9 @@ pub fn build_watermark_page(state: &AppState) -> adw::NavigationPage {
         .halign(gtk::Align::Center)
         .build();
     grid_frame.set_child(Some(&grid));
+    grid_frame.update_property(&[
+        gtk::accessible::Property::Label("Watermark position grid. Select where the watermark appears on the image."),
+    ]);
 
     let mut first_button: Option<gtk::ToggleButton> = None;
     let buttons: Vec<gtk::ToggleButton> = position_names.iter().enumerate().map(|(i, name)| {