diff --git a/src/ui/detail_view.rs b/src/ui/detail_view.rs
index a0320a9..f2a7f0f 100644
--- a/src/ui/detail_view.rs
+++ b/src/ui/detail_view.rs
@@ -831,7 +831,7 @@ fn build_overview_tab(record: &AppImageRecord, db: &Rc<Database>) -> gtk::Box {
 
     // Digital signature status
     let sig_row = adw::ActionRow::builder()
-        .title("Digital signature")
+        .title("Verified by developer")
         .subtitle(if record.has_signature {
             "Signed by the developer"
         } else {
@@ -1035,7 +1035,7 @@ fn build_system_tab(record: &AppImageRecord, db: &Rc<Database>, toast_overlay: &
 
     // StartupWMClass row with editable override
     let wm_class_row = adw::EntryRow::builder()
-        .title("StartupWMClass")
+        .title("Window class (advanced)")
         .text(record.startup_wm_class.as_deref().unwrap_or(""))
         .show_apply_button(true)
         .build();
@@ -1161,8 +1161,8 @@ fn build_system_tab(record: &AppImageRecord, db: &Rc<Database>, toast_overlay: &
         let types: Vec<&str> = mime_str.split(';').filter(|s| !s.is_empty()).collect();
         if !types.is_empty() {
             let mime_group = adw::PreferencesGroup::builder()
-                .title("File Type Associations")
-                .description("MIME types this app can handle. Set as default to open these files with this app.")
+                .title("Opens these file types")
+                .description("File types this app can handle. Set as default to always open them with this app.")
                 .build();
 
             let app_id = integrator::make_app_id(
@@ -1523,7 +1523,7 @@ fn build_security_tab(record: &AppImageRecord, db: &Rc<Database>) -> gtk::Box {
     let sig_label = if record.has_signature { "Signature present" } else { "No signature" };
     let sig_badge_class = if record.has_signature { "success" } else { "neutral" };
     let sig_row = adw::ActionRow::builder()
-        .title("Digital signature")
+        .title("Verified by developer")
         .subtitle(sig_label)
         .build();
     let sig_badge = widgets::status_badge(sig_label, sig_badge_class);
@@ -1534,7 +1534,7 @@ fn build_security_tab(record: &AppImageRecord, db: &Rc<Database>) -> gtk::Box {
     // SHA256 hash
     if let Some(ref hash) = record.sha256 {
         let sha_row = adw::ActionRow::builder()
-            .title("SHA256")
+            .title("File checksum")
             .subtitle(hash)
             .subtitle_selectable(true)
             .build();