diff --git a/grade/report/singleview/renderer.php b/grade/report/singleview/renderer.php
index c4fd5d7638d36..2704979e66396 100644
--- a/grade/report/singleview/renderer.php
+++ b/grade/report/singleview/renderer.php
@@ -49,6 +49,7 @@ public function users_selector(object $course, ?int $userid = null, ?int $groupi
             'name' => 'userid',
             'courseid' => $course->id,
             'groupid' => $groupid ?? 0,
+            'instance' => rand(),
         ];
 
         // If a particular user option is selected (not in zero state).
diff --git a/grade/report/singleview/tests/behat/singleview.feature b/grade/report/singleview/tests/behat/singleview.feature
index daa4eb33d8588..493300e6a6e08 100644
--- a/grade/report/singleview/tests/behat/singleview.feature
+++ b/grade/report/singleview/tests/behat/singleview.feature
@@ -150,9 +150,9 @@ Feature: We can use Single view
     Given I click on user menu "Grainne Beauchamp"
     And I choose "Single view for this user" in the open action menu
     Then I should see "Gronya,Beecham"
-    And I follow "Nee,Chumlee"
+    And I click on "Nee,Chumlee" "link" in the ".report-navigation" "css_element"
     Then I should see "Nee,Chumlee"
-    And I follow "Gronya,Beecham"
+    And I click on "Gronya,Beecham" "link" in the ".report-navigation" "css_element"
     Then I should see "Gronya,Beecham"
     And I open the action menu in "Test assignment four" "table_row"
     And I choose "Show all grades" in the open action menu
diff --git a/grade/templates/searchwidget/group/groupsearch_body.mustache b/grade/templates/searchwidget/group/groupsearch_body.mustache
index a1b087eb67a90..9dfbbb2650c48 100644
--- a/grade/templates/searchwidget/group/groupsearch_body.mustache
+++ b/grade/templates/searchwidget/group/groupsearch_body.mustache
@@ -38,4 +38,4 @@
     {{/additionalattributes}}
 {{/ core/search_input_auto }}
 <input type="hidden" name="search" id="input-{{uniqid}}"/>
-<div role="listbox" id="listbox-{{uniqid}}" class="searchresultscontainer" data-region="search-results-container-widget"></div>
+<div role="listbox" id="listbox-{{uniqid}}" class="searchresultscontainer" data-region="search-results-container-widget" aria-label="{{#cleanstr}} aria:dropdowncolumns, gradereport_grader {{/cleanstr}}" aria-busy="true"></div>
diff --git a/grade/templates/searchwidget/user/usersearch_body.mustache b/grade/templates/searchwidget/user/usersearch_body.mustache
index 9a4bbfd6e2e19..3e67ecb8728ba 100644
--- a/grade/templates/searchwidget/user/usersearch_body.mustache
+++ b/grade/templates/searchwidget/user/usersearch_body.mustache
@@ -39,5 +39,5 @@
 <input type="hidden" name="search" id="input-{{uniqid}}"/>
 <div role="listbox" id="listbox-{{uniqid}}" class="searchresultscontainer" data-region="search-results-container-widget"></div>
 {{#displayunsearchablecontent}}
-    <div class="unsearchablecontentcontainer" data-region="unsearchable-content-container-widget"></div>
+    <div class="unsearchablecontentcontainer" data-region="unsearchable-content-container-widget" aria-label="{{#cleanstr}} aria:dropdowncolumns, gradereport_grader {{/cleanstr}}" aria-busy="true"></div>
 {{/displayunsearchablecontent}}
diff --git a/grade/templates/user_selector.mustache b/grade/templates/user_selector.mustache
index 1f701346de6c6..0038ca9e7e2f0 100644
--- a/grade/templates/user_selector.mustache
+++ b/grade/templates/user_selector.mustache
@@ -44,17 +44,17 @@
 }}
 <div class="search-widget dropdown d-flex" data-searchtype="user">
     <div
-        tabindex="0"
-        aria-expanded="false"
-        role="combobox"
-        aria-haspopup="dialog"
-        aria-controls="dialog-{{uniqid}}"
-        data-toggle="dropdown"
-        class="btn dropdown-toggle d-flex text-left align-items-center p-0"
-        data-courseid="{{courseid}}"
-        data-groupid="{{groupid}}"
-        aria-label="{{#cleanstr}} selectauser, core_grades {{/cleanstr}}"
-        data-input-element="input-{{uniqid}}"
+         tabindex="0"
+         data-toggle="dropdown"
+         aria-expanded="false"
+         role="combobox"
+         aria-haspopup="dialog"
+         aria-controls="dialog-{{instance}}-{{uniqid}}"
+         class="btn dropdown-toggle d-flex text-left align-items-center p-0"
+         data-courseid="{{courseid}}"
+         data-groupid="{{groupid}}"
+         aria-label="{{#cleanstr}} selectauser, core_grades {{/cleanstr}}"
+         data-input-element="input-{{uniqid}}"
     >
         <div class="align-items-center d-flex">
             {{#selectedoption}}
@@ -87,7 +87,7 @@
             {{/selectedoption}}
         </div>
     </div>
-    <div class="dropdown-menu wide" id="dialog-{{uniqid}}" role="dialog" aria-modal="true" aria-label="{{#cleanstr}} selectauser, core_grades {{/cleanstr}}">
+    <div class="dropdown-menu wide" id="dialog-{{instance}}-{{uniqid}}" role="dialog" aria-modal="true" aria-label="{{#cleanstr}} selectauser, core_grades {{/cleanstr}}">
     </div>
     <input type="hidden" name="{{name}}" value="{{userid}}" id="input-{{uniqid}}" />
 </div>