diff --git a/pontoon/base/forms.py b/pontoon/base/forms.py
index 1b4e9fd7ee..8b7c69f360 100644
--- a/pontoon/base/forms.py
+++ b/pontoon/base/forms.py
@@ -300,6 +300,7 @@ class GetEntitiesForm(forms.Form):
     search_identifiers = forms.BooleanField(required=False)
     search_translations_only = forms.BooleanField(required=False)
     search_rejected_translations = forms.BooleanField(required=False)
+    search_match_case = forms.BooleanField(required=False)
     tag = forms.CharField(required=False)
     time = forms.CharField(required=False)
     author = forms.CharField(required=False)
diff --git a/pontoon/base/models/entity.py b/pontoon/base/models/entity.py
index ac0ef9af44..17c3f5049c 100644
--- a/pontoon/base/models/entity.py
+++ b/pontoon/base/models/entity.py
@@ -734,6 +734,7 @@ def for_project_locale(
         search_identifiers=None,
         search_translations_only=None,
         search_rejected_translations=None,
+        search_match_case=None,
         time=None,
         author=None,
         review_time=None,
@@ -842,21 +843,29 @@ def for_project_locale(
                 # only tag needs `distinct` as it traverses m2m fields
                 entities = entities.distinct()
 
-        # TODO: Uncomment the following lines to reactivate the
-        #       feature once all search options are implemented:
-        #       - 857 (rejected translations)
-        #       - 869-870 (context identifiers)
-        #       - 883-884 (translations only)
-
         # Filter by search parameters
         if search:
             search_list = utils.get_search_phrases(search)
 
+            # Include rejected translations
             q_rejected = (
-                Q()
-            )  # if search_rejected_translations else Q(translation__rejected=False)
+                Q() if search_rejected_translations else Q(translation__rejected=False)
+            )
+
+            # Modify query based on case sensitivity filter
+            translation_case_lookup = (
+                "contains" if search_match_case else "icontains_collate"
+            )
+
             translation_filters = (
-                Q(translation__string__icontains_collate=(search, locale.db_collation))
+                Q(
+                    **{
+                        f"translation__string__{translation_case_lookup}": (
+                            search,
+                            locale.db_collation,
+                        )
+                    }
+                )
                 & Q(translation__locale=locale)
                 & q_rejected
                 for search in search_list
@@ -866,22 +875,36 @@ def for_project_locale(
                 "id", flat=True
             )
 
-            # if not search_translations_only:
-            q_key = Q(key__icontains=search)  # if search_identifiers else Q()
-            entity_filters = (
-                Q(string__icontains=search) | Q(string_plural__icontains=search) | q_key
-                for search in search_list
-            )
+            # Search in source strings
+            if not search_translations_only:
+                # Search in string (context) identifiers
+
+                case_lookup = "contains" if search_match_case else "icontains"
+                q_key = Q()
+                # TODO: Uncomment the 5 lines below to reactivate the
+                #       context identifiers filter once .ftl bug is fixed (issue #3284):
+                # q_key = (
+                #     Q(**{f"key__{case_lookup}": (search)})
+                #     if search_identifiers
+                #     else Q()
+                # )
+
+                entity_filters = (
+                    Q(**{f"string__{case_lookup}": (search)})
+                    | Q(**{f"string_plural__{case_lookup}": (search)})
+                    | q_key
+                    for search in search_list
+                )
 
-            entity_matches = entities.filter(*entity_filters).values_list(
-                "id", flat=True
-            )
+                entity_matches = entities.filter(*entity_filters).values_list(
+                    "id", flat=True
+                )
 
-            entities = Entity.objects.filter(
-                pk__in=set(list(translation_matches) + list(entity_matches))
-            )
-            # else:
-            #     entities = Entity.objects.filter(pk__in=set(list(translation_matches)))
+                entities = Entity.objects.filter(
+                    pk__in=set(list(translation_matches) + list(entity_matches))
+                )
+            else:
+                entities = Entity.objects.filter(pk__in=set(list(translation_matches)))
 
         order_fields = ("resource__order", "order")
         if project.slug == "all-projects":
diff --git a/pontoon/base/views.py b/pontoon/base/views.py
index 328ad66615..5440d6f217 100755
--- a/pontoon/base/views.py
+++ b/pontoon/base/views.py
@@ -248,6 +248,7 @@ def entities(request):
         "search_identifiers",
         "search_translations_only",
         "search_rejected_translations",
+        "search_match_case",
         "time",
         "author",
         "review_time",
diff --git a/translate/src/api/entity.ts b/translate/src/api/entity.ts
index d2b61830d8..ba00950795 100644
--- a/translate/src/api/entity.ts
+++ b/translate/src/api/entity.ts
@@ -127,6 +127,7 @@ function buildFetchPayload(
       'search_identifiers',
       'search_translations_only',
       'search_rejected_translations',
+      'search_match_case',
       'extra',
       'tag',
       'author',
diff --git a/translate/src/context/Location.tsx b/translate/src/context/Location.tsx
index 8ea4232c39..b1f2d8a418 100644
--- a/translate/src/context/Location.tsx
+++ b/translate/src/context/Location.tsx
@@ -23,6 +23,7 @@ export type Location = {
   search_identifiers: boolean;
   search_translations_only: boolean;
   search_rejected_translations: boolean;
+  search_match_case: boolean;
   tag: string | null;
   author: string | null;
   time: string | null;
@@ -39,6 +40,7 @@ const emptyParams = {
   search_identifiers: false,
   search_translations_only: false,
   search_rejected_translations: false,
+  search_match_case: false,
   tag: null,
   author: null,
   time: null,
@@ -103,6 +105,7 @@ function parse(
         search_rejected_translations: params.has(
           'search_rejected_translations',
         ),
+        search_match_case: params.has('search_match_case'),
         tag: params.get('tag'),
         author: params.get('author'),
         time: params.get('time'),
@@ -136,6 +139,7 @@ function stringify(prev: Location, next: string | Partial<Location>) {
       'search_identifiers',
       'search_translations_only',
       'search_rejected_translations',
+      'search_match_case',
       'tag',
       'author',
       'time',
diff --git a/translate/src/modules/placeable/components/Highlight.tsx b/translate/src/modules/placeable/components/Highlight.tsx
index 544784da3e..8b9fda65b4 100644
--- a/translate/src/modules/placeable/components/Highlight.tsx
+++ b/translate/src/modules/placeable/components/Highlight.tsx
@@ -1,7 +1,8 @@
 import { Localized } from '@fluent/react';
 import escapeRegExp from 'lodash.escaperegexp';
-import React from 'react';
+import React, { useContext } from 'react';
 import { TermState } from '~/modules/terms';
+import { Location } from '~/context/Location';
 
 import './Highlight.css';
 import { ReactElement } from 'react';
@@ -63,6 +64,7 @@ export function Highlight({
     length: number;
     mark: ReactElement;
   }> = [];
+  const location = useContext(Location);
 
   for (const match of source.matchAll(placeholder)) {
     let l10nId: string;
@@ -171,10 +173,13 @@ export function Highlight({
       if (term.startsWith('"') && term.length >= 3 && term.endsWith('"')) {
         term = term.slice(1, -1);
       }
-      let lcTerm = term.toLowerCase();
+      const highlightTerm = location.search_match_case
+        ? term
+        : term.toLowerCase();
+      const highlightSource = location.search_match_case ? source : lcSource;
       let pos = 0;
       let next: number;
-      while ((next = lcSource.indexOf(lcTerm, pos)) !== -1) {
+      while ((next = highlightSource.indexOf(highlightTerm, pos)) !== -1) {
         let i = marks.findIndex((m) => m.index + m.length > next);
         if (i === -1) {
           i = marks.length;
diff --git a/translate/src/modules/search/components/SearchBox.tsx b/translate/src/modules/search/components/SearchBox.tsx
index d619b82e22..a5c9cfadfc 100644
--- a/translate/src/modules/search/components/SearchBox.tsx
+++ b/translate/src/modules/search/components/SearchBox.tsx
@@ -44,7 +44,8 @@ export type FilterType = 'authors' | 'extras' | 'statuses' | 'tags';
 export type SearchType =
   | 'search_identifiers'
   | 'search_translations_only'
-  | 'search_rejected_translations';
+  | 'search_rejected_translations'
+  | 'search_match_case';
 
 function getTimeRangeFromURL(timeParameter: string): TimeRangeType {
   const [from, to] = timeParameter.split('-');
@@ -67,6 +68,7 @@ export type SearchState = {
   search_identifiers: boolean;
   search_translations_only: boolean;
   search_rejected_translations: boolean;
+  search_match_case: boolean;
 };
 
 export type SearchAction = {
@@ -129,6 +131,7 @@ export function SearchBoxBase({
       search_identifiers: false,
       search_translations_only: false,
       search_rejected_translations: false,
+      search_match_case: false,
     },
   );
 
@@ -160,6 +163,7 @@ export function SearchBoxBase({
       search_identifiers,
       search_translations_only,
       search_rejected_translations,
+      search_match_case,
       time,
     } = parameters;
     updateSearchOptions([
@@ -172,6 +176,10 @@ export function SearchBoxBase({
         searchOption: 'search_rejected_translations',
         value: search_rejected_translations,
       },
+      {
+        searchOption: 'search_match_case',
+        value: search_match_case,
+      },
     ]);
     setTimeRange(time);
   }, [parameters]);
@@ -253,6 +261,7 @@ export function SearchBoxBase({
           search_identifiers,
           search_translations_only,
           search_rejected_translations,
+          search_match_case,
         } = searchOptions;
         dispatch(resetEntities());
         parameters.push({
@@ -260,6 +269,7 @@ export function SearchBoxBase({
           search_identifiers: search_identifiers,
           search_translations_only: search_translations_only,
           search_rejected_translations: search_rejected_translations,
+          search_match_case: search_match_case,
           entity: 0, // With the new results, the current entity might not be available anymore.
         });
       }),
diff --git a/translate/src/modules/search/components/SearchPanel.tsx b/translate/src/modules/search/components/SearchPanel.tsx
index 06979af980..f4067c45cf 100644
--- a/translate/src/modules/search/components/SearchPanel.tsx
+++ b/translate/src/modules/search/components/SearchPanel.tsx
@@ -8,11 +8,6 @@ import { useOnDiscard } from '~/utils';
 
 import './SearchPanel.css';
 
-// TODO: Remove the variable below to reactivate the feature once
-//       all search options are implemented
-// Disable SearchPanel component until fully complete
-const disable: Boolean = true;
-
 type Props = {
   searchOptions: SearchState;
   applyOptions: () => void;
@@ -123,16 +118,10 @@ export function SearchPanel({
 
   return (
     <div className='search-panel'>
-      {/* {TODO: Remove the style attribute for the div below} */}
-      <div
-        className='visibility-switch'
-        style={{ cursor: disable ? 'default' : 'pointer' }}
-        onClick={toggleVisible}
-      >
+      <div className='visibility-switch' onClick={toggleVisible}>
         <span className='fa fa-search'></span>
       </div>
-      {/* {TODO: Remove the second condition below} */}
-      {visible && !disable ? (
+      {visible ? (
         <SearchPanelDialog
           searchOptions={searchOptions}
           onApplyOptions={handleApplyOptions}
diff --git a/translate/src/modules/search/constants.ts b/translate/src/modules/search/constants.ts
index 64ea7ab4ad..0193d6393f 100644
--- a/translate/src/modules/search/constants.ts
+++ b/translate/src/modules/search/constants.ts
@@ -60,10 +60,10 @@ export const FILTERS_EXTRA = [
 ] as const;
 
 export const SEARCH_OPTIONS = [
-  {
-    name: 'Search in string identifiers',
-    slug: 'search_identifiers',
-  },
+  // {
+  //   name: 'Search in string identifiers',
+  //   slug: 'search_identifiers',
+  // },
   {
     name: 'Search in translations only',
     slug: 'search_translations_only',
@@ -76,8 +76,8 @@ export const SEARCH_OPTIONS = [
   //   name: 'Match whole words',
   //   slug: 'matchWords',
   // },
-  // {
-  //   name: 'Match case',
-  //   slug: 'matchCase',
-  // },
+  {
+    name: 'Match case',
+    slug: 'search_match_case',
+  },
 ] as const;