diff --git a/application/Espo/Resources/i18n/en_US/Global.json b/application/Espo/Resources/i18n/en_US/Global.json
index a7915be899..b797401c3d 100644
--- a/application/Espo/Resources/i18n/en_US/Global.json
+++ b/application/Espo/Resources/i18n/en_US/Global.json
@@ -390,6 +390,7 @@
         "massRemoveResult": "{count} records have been removed",
         "massRemoveResultSingle": "{count} record has been removed",
         "noRecordsRemoved": "No records were removed",
+        "changesLossConfirmation": "Unsaved changes will be lost. Are you sure?",
         "clickToRefresh": "Click to refresh",
         "writeYourCommentHere": "Write your comment here",
         "writeMessageToUser": "Write a message to {user}",
diff --git a/client/src/view-record-helper.js b/client/src/view-record-helper.js
index e2860ca80a..6aa4ccfb37 100644
--- a/client/src/view-record-helper.js
+++ b/client/src/view-record-helper.js
@@ -35,6 +35,14 @@ import {Events} from 'bullbone';
  */
 class ViewRecordHelper {
 
+    /**
+     * @private
+     * @type {{
+     *     isChanged: boolean,
+     * }}
+     */
+    state
+
     /**
      * @param {Object.<string, *>} [defaultFieldStates] Default field states.
      * @param {Object.<string, *>} [defaultPanelStates] Default panel states.
@@ -61,6 +69,10 @@ class ViewRecordHelper {
         this.hiddenPanels = {};
         /** @private */
         this.fieldOptionListMap = {};
+
+        this.state = {
+            isChanged: false,
+        };
     }
 
     /**
@@ -209,6 +221,26 @@ class ViewRecordHelper {
     hasFieldOptionList(field) {
         return (field in this.fieldOptionListMap);
     }
+
+    /**
+     * Is changed.
+     *
+     * @return {boolean}
+     * @since 9.2.0
+     */
+    isChanged() {
+        return this.state.isChanged;
+    }
+
+    /**
+     * Set is changed.
+     *
+     * @param {boolean} isChanged
+     * @since 9.2.0
+     */
+    setIsChanged(isChanged) {
+        this.state.isChanged = isChanged;
+    }
 }
 
 Object.assign(ViewRecordHelper.prototype, Events);
diff --git a/client/src/views/fields/base.js b/client/src/views/fields/base.js
index cef2181373..3c02d8492b 100644
--- a/client/src/views/fields/base.js
+++ b/client/src/views/fields/base.js
@@ -1411,64 +1411,65 @@ class BaseFieldView extends View {
      *
      * @return {Promise}
      */
-    inlineEdit() {
+    async inlineEdit() {
+        if (this.recordHelper && this.recordHelper.isChanged()) {
+            await this.confirm(this.translate('changesLossConfirmation', 'messages'));
+        }
+
         this.trigger('edit', this);
 
         this.initialAttributes = this.model.getClonedAttributes();
 
         this._isInlineEditMode = true;
 
-        const promise = this.setEditMode()
-            .then(() => this.reRender(true))
-            .then(() => this.addInlineEditLinks())
-            .then(() => {
-                this.$el.on('keydown.inline-edit', e => {
-                    const key = Espo.Utils.getKeyFromKeyEvent(e);
-
-                    if (key === 'Control+Enter') {
-                        e.stopPropagation();
-
-                        if (document.activeElement instanceof HTMLInputElement) {
-                            // Fields may need to fetch data first.
-                            document.activeElement.dispatchEvent(new Event('change', {bubbles: true}));
-                        }
-
-                        this.fetchToModel();
-                        this.inlineEditSave();
-
-                        setTimeout(() => {
-                            this.get$cell().focus();
-                        }, 100);
-
-                        return;
-                    }
-
-                    if (key === 'Escape') {
-                        e.stopPropagation();
-
-                        this.inlineEditClose()
-                            .then(() => {
-                                this.get$cell().focus();
-                            });
-
-                        return;
-                    }
-
-                    if (key === 'Control+KeyS') {
-                        e.preventDefault();
-                        e.stopPropagation();
-
-                        this.fetchToModel();
-                        this.inlineEditSave({bypassClose: true});
-                    }
-                });
-
-                setTimeout(() => this.focusOnInlineEdit(), 10);
-            });
-
         this.trigger('inline-edit-on');
 
-        return promise;
+        await this.setEditMode();
+        await this.reRender(true);
+        await this.addInlineEditLinks();
+
+        this.$el.on('keydown.inline-edit', e => {
+            const key = Espo.Utils.getKeyFromKeyEvent(e);
+
+            if (key === 'Control+Enter') {
+                e.stopPropagation();
+
+                if (document.activeElement instanceof HTMLInputElement) {
+                    // Fields may need to fetch data first.
+                    document.activeElement.dispatchEvent(new Event('change', {bubbles: true}));
+                }
+
+                this.fetchToModel();
+                this.inlineEditSave();
+
+                setTimeout(() => {
+                    this.get$cell().focus();
+                }, 100);
+
+                return;
+            }
+
+            if (key === 'Escape') {
+                e.stopPropagation();
+
+                this.inlineEditClose()
+                    .then(() => {
+                        this.get$cell().focus();
+                    });
+
+                return;
+            }
+
+            if (key === 'Control+KeyS') {
+                e.preventDefault();
+                e.stopPropagation();
+
+                this.fetchToModel();
+                this.inlineEditSave({bypassClose: true});
+            }
+        });
+
+        setTimeout(() => this.focusOnInlineEdit(), 10);
     }
 
     /**
diff --git a/client/src/views/record/detail.js b/client/src/views/record/detail.js
index 3e77c2356c..d485f885bd 100644
--- a/client/src/views/record/detail.js
+++ b/client/src/views/record/detail.js
@@ -2304,6 +2304,7 @@ class DetailRecordView extends BaseRecordView {
 
     setIsChanged() {
         this.isChanged = true;
+        this.recordHelper.setIsChanged(true);
 
         if (this.confirmLeaveDisabled) {
             return;
@@ -2314,6 +2315,7 @@ class DetailRecordView extends BaseRecordView {
 
     setIsNotChanged() {
         this.isChanged = false;
+        this.recordHelper.setIsChanged(false);
 
         if (this.confirmLeaveDisabled) {
             return;