From cb830a2c248ddeb0a1e265dd5a3e332be3e6df43 Mon Sep 17 00:00:00 2001
From: MKirova <MKirova@DEV-MKIROVA>
Date: Mon, 17 Nov 2025 12:35:00 +0200
Subject: [PATCH] fix(igxGrid): Merge user-set pin config with default one.

---
 projects/igniteui-angular/src/lib/grids/grid-base.directive.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/projects/igniteui-angular/src/lib/grids/grid-base.directive.ts b/projects/igniteui-angular/src/lib/grids/grid-base.directive.ts
index 092dbc8dffe..75dd816e5a2 100644
--- a/projects/igniteui-angular/src/lib/grids/grid-base.directive.ts
+++ b/projects/igniteui-angular/src/lib/grids/grid-base.directive.ts
@@ -2321,7 +2321,7 @@ export abstract class IgxGridBaseDirective implements GridType,
         if (value !== this._pinning) {
             this.resetCaches();
         }
-        this._pinning = value;
+        this._pinning = Object.assign({}, this._pinning, value);
     }
 
     /**