diff --git a/projects/igniteui-angular/grids/core/src/common/events.ts b/projects/igniteui-angular/grids/core/src/common/events.ts
index 9507f15825b..e00f6034d08 100644
--- a/projects/igniteui-angular/grids/core/src/common/events.ts
+++ b/projects/igniteui-angular/grids/core/src/common/events.ts
@@ -32,6 +32,7 @@ export interface IGridCellEventArgs extends IBaseEventArgs {
 export interface IGridRowEventArgs extends IBaseEventArgs {
     /** Represents the grid row that triggered the event. */
     row: RowType;
+    /* blazorCSSuppress */
     /**
      * Represents the original event that occurred
      * Examples of such events include: selecting, clicking, double clicking, etc.
@@ -526,7 +527,7 @@ export interface IFilteringEventArgs extends IBaseEventArgs, CancelableEventArgs
 /** The event arguments after a column's visibility is changed. */
 export interface IColumnVisibilityChangedEventArgs extends IBaseEventArgs {
     /** Represents the column the event originated from */
-    column: any;
+    column: ColumnType;
     /**
      * The new hidden state that the column will have, if operation is successful.
      * Will be `true` when hiding and `false` when showing.
diff --git a/projects/igniteui-angular/grids/core/src/common/grid.interface.ts b/projects/igniteui-angular/grids/core/src/common/grid.interface.ts
index f886bb2696b..eb6aece1b98 100644
--- a/projects/igniteui-angular/grids/core/src/common/grid.interface.ts
+++ b/projects/igniteui-angular/grids/core/src/common/grid.interface.ts
@@ -65,6 +65,7 @@ export interface CellType {
     grid: GridType;
     /** Optional; An object identifying the cell. It contains rowID, columnID, and rowIndex of the cell. */
     id?: { rowID: any; columnID: number; rowIndex: number };
+    /* blazorCSSuppress */
     /** Optional; The `cellID` is the unique key, used to identify the cell */
     cellID?: any;
     /**
@@ -72,11 +73,14 @@ export interface CellType {
      * Whether it's valid or invalid, and if it has errors
      */
     readonly validation?: IGridValidationState;
+    /* blazorCSSuppress */
     readonly?: boolean;
+    /* blazorCSSuppress */
     /** An optional title to display for the cell */
     title?: any;
     /** The CSS width of the cell as a string. */
     width: string;
+    /* blazorCSSuppress */
     /** The index of the column that the cell belongs to. It counts only the visible (not hidden) columns */
     visibleColumnIndex?: number;
     /** A method definition to update the value of the cell. */
diff --git a/projects/igniteui-angular/grids/core/src/state-base.directive.ts b/projects/igniteui-angular/grids/core/src/state-base.directive.ts
index ddc6718100c..85dcd13df59 100644
--- a/projects/igniteui-angular/grids/core/src/state-base.directive.ts
+++ b/projects/igniteui-angular/grids/core/src/state-base.directive.ts
@@ -74,7 +74,7 @@ export interface IColumnState {
     dataType: GridColumnDataType;
     hasSummary: boolean;
     field: string;
-    width: any;
+    width?: string;
     header: string;
     resizable: boolean;
     searchable: boolean;
diff --git a/projects/igniteui-angular/grids/core/src/toolbar/grid-toolbar.base.ts b/projects/igniteui-angular/grids/core/src/toolbar/grid-toolbar.base.ts
index 9d8baf24809..98f445162be 100644
--- a/projects/igniteui-angular/grids/core/src/toolbar/grid-toolbar.base.ts
+++ b/projects/igniteui-angular/grids/core/src/toolbar/grid-toolbar.base.ts
@@ -70,7 +70,7 @@ export abstract class BaseToolbarDirective implements OnDestroy {
      */
 
     @Output()
-    public closing = new EventEmitter<ToggleViewEventArgs>();
+    public closing = new EventEmitter<ToggleViewCancelableEventArgs>();
     /**
      * Emits an event after the toggle container is closed.
      */
diff --git a/projects/igniteui-angular/grids/tree-grid/src/tree-grid.component.ts b/projects/igniteui-angular/grids/tree-grid/src/tree-grid.component.ts
index b6d548a1faa..1a2e1865bb8 100644
--- a/projects/igniteui-angular/grids/tree-grid/src/tree-grid.component.ts
+++ b/projects/igniteui-angular/grids/tree-grid/src/tree-grid.component.ts
@@ -308,6 +308,7 @@ export class IgxTreeGridComponent extends IgxGridBaseDirective implements GridTy
      */
     public processedExpandedFlatData!: any[] | null;
 
+    /* blazorCSSuppress */
     /**
      * Returns an array of the root level `ITreeGridRecord`s.
      * ```typescript