diff --git a/apps/red-ui/src/app/modules/file-preview/dialogs/add-hint-dialog/add-hint-dialog.component.html b/apps/red-ui/src/app/modules/file-preview/dialogs/add-hint-dialog/add-hint-dialog.component.html
index 3d4c41376..62cb27b02 100644
--- a/apps/red-ui/src/app/modules/file-preview/dialogs/add-hint-dialog/add-hint-dialog.component.html
+++ b/apps/red-ui/src/app/modules/file-preview/dialogs/add-hint-dialog/add-hint-dialog.component.html
@@ -3,9 +3,56 @@
         <div [translate]="'add-hint.dialog.title'" class="dialog-header heading-l"></div>
 
         <div class="dialog-content redaction">
-            <div class="iqser-input-group w-450">
-                <label class="selected-text" [translate]="'add-hint.dialog.content.selected-text'"></label>
-                {{ form.get('selectedText').value }}
+            <div class="iqser-input-group w-full selected-text-group">
+                <div
+                    [class.fixed-height-36]="dictionaryRequest"
+                    [ngClass]="isEditingSelectedText ? 'flex relative' : 'flex-align-items-center'"
+                >
+                    <div class="table">
+                        <label>Value</label>
+                        <div class="row">
+                            <span
+                                *ngIf="!isEditingSelectedText"
+                                [innerHTML]="form.controls.selectedText.value"
+                                [ngStyle]="{
+                                    'min-width': textWidth > maximumSelectedTextWidth ? '95%' : 'unset',
+                                    'max-width': textWidth > maximumSelectedTextWidth ? 0 : 'unset',
+                                }"
+                            ></span>
+                            <textarea
+                                *ngIf="isEditingSelectedText"
+                                [rows]="selectedTextRows"
+                                [ngStyle]="{ width: maximumTextAreaWidth + 'px' }"
+                                formControlName="selectedText"
+                                iqserHasScrollbar
+                                name="value"
+                                type="text"
+                            ></textarea>
+
+                            <iqser-circle-button
+                                (action)="toggleEditingSelectedText()"
+                                *ngIf="dictionaryRequest && !isEditingSelectedText"
+                                [tooltip]="'redact-text.dialog.content.edit-text' | translate"
+                                [size]="20"
+                                [iconSize]="13"
+                                icon="iqser:edit"
+                                tooltipPosition="below"
+                            ></iqser-circle-button>
+
+                            <iqser-circle-button
+                                (action)="undoTextChange(); toggleEditingSelectedText()"
+                                *ngIf="isEditingSelectedText"
+                                [showDot]="initialText !== form.get('selectedText').value"
+                                [tooltip]="'redact-text.dialog.content.revert-text' | translate"
+                                [size]="20"
+                                [iconSize]="13"
+                                class="undo-button"
+                                icon="red:undo"
+                                tooltipPosition="below"
+                            ></iqser-circle-button>
+                        </div>
+                    </div>
+                </div>
             </div>
 
             <iqser-details-radio
diff --git a/apps/red-ui/src/app/modules/file-preview/dialogs/add-hint-dialog/add-hint-dialog.component.scss b/apps/red-ui/src/app/modules/file-preview/dialogs/add-hint-dialog/add-hint-dialog.component.scss
index 485c53d4f..22fe3116d 100644
--- a/apps/red-ui/src/app/modules/file-preview/dialogs/add-hint-dialog/add-hint-dialog.component.scss
+++ b/apps/red-ui/src/app/modules/file-preview/dialogs/add-hint-dialog/add-hint-dialog.component.scss
@@ -1,3 +1,67 @@
 .dialog-content {
-    height: 400px;
+    height: 493px;
+    overflow-y: auto;
+}
+
+.selected-text-group > div {
+    gap: 0.5rem;
+
+    span {
+        overflow: hidden;
+        text-overflow: ellipsis;
+        white-space: nowrap;
+    }
+}
+
+iqser-circle-button {
+    padding-left: 10px;
+
+    &.undo-button {
+        margin-left: 8px;
+    }
+
+    ::ng-deep mat-icon {
+        padding: 2px;
+    }
+}
+
+.w-full {
+    width: 100%;
+}
+
+.fixed-height-36 {
+    min-height: 36px;
+}
+
+textarea[name='value'] {
+    margin-top: 0;
+    min-height: 0;
+    line-height: 1;
+}
+
+.table {
+    display: flex;
+    flex-direction: column;
+    min-width: calc(100% - 26px);
+    padding: 0 13px;
+
+    label {
+        opacity: 0.7;
+        font-weight: normal;
+    }
+
+    .row {
+        display: inline-flex;
+        flex-direction: row;
+        align-items: center;
+        background-color: var(--iqser-alt-background);
+        min-width: 100%;
+
+        span {
+            white-space: nowrap;
+            text-overflow: ellipsis;
+            list-style-position: inside;
+            overflow: hidden;
+        }
+    }
 }
diff --git a/apps/red-ui/src/app/modules/file-preview/dialogs/add-hint-dialog/add-hint-dialog.component.ts b/apps/red-ui/src/app/modules/file-preview/dialogs/add-hint-dialog/add-hint-dialog.component.ts
index 57065e3c2..92258751a 100644
--- a/apps/red-ui/src/app/modules/file-preview/dialogs/add-hint-dialog/add-hint-dialog.component.ts
+++ b/apps/red-ui/src/app/modules/file-preview/dialogs/add-hint-dialog/add-hint-dialog.component.ts
@@ -1,4 +1,4 @@
-import { NgForOf, NgIf } from '@angular/common';
+import { NgClass, NgForOf, NgIf, NgStyle } from '@angular/common';
 import { Component, OnInit } from '@angular/core';
 import { takeUntilDestroyed } from '@angular/core/rxjs-interop';
 import { FormBuilder, ReactiveFormsModule, UntypedFormGroup } from '@angular/forms';
@@ -23,12 +23,14 @@ import { ActiveDossiersService } from '@services/dossiers/active-dossiers.servic
 import { DictionaryService } from '@services/entity-services/dictionary.service';
 import { Roles } from '@users/roles';
 import { UserPreferenceService } from '@users/user-preference.service';
-import { stringToBoolean } from '@utils/functions';
+import { calcTextWidthInPixels, stringToBoolean } from '@utils/functions';
 import { tap } from 'rxjs/operators';
 import { SystemDefaultOption, SystemDefaults } from '../../../account/utils/dialog-defaults';
 import { getRedactOrHintOptions } from '../../utils/dialog-options';
 import { AddHintData, AddHintResult, RedactOrHintOption, RedactOrHintOptions } from '../../utils/dialog-types';
 
+const MAXIMUM_TEXT_AREA_WIDTH = 421;
+
 @Component({
     templateUrl: './add-hint-dialog.component.html',
     styleUrls: ['./add-hint-dialog.component.scss'],
@@ -49,6 +51,8 @@ import { AddHintData, AddHintResult, RedactOrHintOption, RedactOrHintOptions } f
         CircleButtonComponent,
         MatDialogClose,
         NgForOf,
+        NgClass,
+        NgStyle,
     ],
 })
 export class AddHintDialogComponent extends IqserDialogComponent<AddHintDialogComponent, AddHintData, AddHintResult> implements OnInit {
@@ -58,9 +62,15 @@ export class AddHintDialogComponent extends IqserDialogComponent<AddHintDialogCo
     readonly roles = Roles;
     readonly iconButtonTypes = IconButtonTypes;
     readonly options: DetailsRadioOption<RedactOrHintOption>[];
+    readonly initialText = this.data?.manualRedactionEntryWrapper?.manualRedactionEntry?.value;
+    readonly maximumTextAreaWidth = MAXIMUM_TEXT_AREA_WIDTH;
+    readonly maximumSelectedTextWidth = 567;
     dictionaryRequest = false;
     dictionaries: Dictionary[] = [];
     form!: UntypedFormGroup;
+    isEditingSelectedText = false;
+    selectedTextRows = 1;
+    textWidth: number;
 
     constructor(
         private readonly _activeDossiersService: ActiveDossiersService,
@@ -83,6 +93,7 @@ export class AddHintDialogComponent extends IqserDialogComponent<AddHintDialogCo
         );
 
         this.form = this.#getForm();
+        this.textWidth = calcTextWidthInPixels(this.form.controls.selectedText.value);
 
         this.form
             .get('option')
@@ -97,6 +108,18 @@ export class AddHintDialogComponent extends IqserDialogComponent<AddHintDialogCo
             .subscribe();
     }
 
+    toggleEditingSelectedText() {
+        this.isEditingSelectedText = !this.isEditingSelectedText;
+        if (this.isEditingSelectedText) {
+            const width = calcTextWidthInPixels(this.form.controls.selectedText.value);
+            this.selectedTextRows = Math.ceil(width / MAXIMUM_TEXT_AREA_WIDTH);
+        }
+    }
+
+    undoTextChange() {
+        this.form.patchValue({ selectedText: this.initialText });
+    }
+
     get displayedDictionaryLabel() {
         const dictType = this.form.get('dictionary').value;
         if (dictType) {