diff --git a/packages/x-data-grid/src/components/GridRow.tsx b/packages/x-data-grid/src/components/GridRow.tsx
index 5bcef38335557..134786356f652 100644
--- a/packages/x-data-grid/src/components/GridRow.tsx
+++ b/packages/x-data-grid/src/components/GridRow.tsx
@@ -177,13 +177,6 @@ const GridRow = React.forwardRef<HTMLDivElement, GridRowProps>(function GridRow(
 
   const classes = useUtilityClasses(ownerState);
 
-  React.useLayoutEffect(() => {
-    if (rowHeight === 'auto' && ref.current && typeof ResizeObserver === 'undefined') {
-      // Fallback for IE
-      apiRef.current.unstable_storeRowHeightMeasurement(rowId, ref.current.clientHeight);
-    }
-  }, [apiRef, rowHeight, rowId]);
-
   React.useLayoutEffect(() => {
     if (currentPage.range) {
       // The index prop is relative to the rows from all pages. As example, the index prop of the
diff --git a/packages/x-data-grid/src/components/toolbar/GridToolbarQuickFilter.tsx b/packages/x-data-grid/src/components/toolbar/GridToolbarQuickFilter.tsx
index 2257fce0a7d40..8881a0a86f240 100644
--- a/packages/x-data-grid/src/components/toolbar/GridToolbarQuickFilter.tsx
+++ b/packages/x-data-grid/src/components/toolbar/GridToolbarQuickFilter.tsx
@@ -39,13 +39,6 @@ const GridToolbarQuickFilterRoot = styled(TextField, {
   '& .MuiInput-underline:before': {
     borderBottom: `1px solid ${(theme.vars || theme).palette.divider}`,
   },
-  [`& input[type=search]::-ms-clear,
-& input[type=search]::-ms-reveal`]: {
-    /* clears the 'X' icon from IE */
-    display: 'none',
-    width: 0,
-    height: 0,
-  },
   [`& input[type="search"]::-webkit-search-decoration,
   & input[type="search"]::-webkit-search-cancel-button,
   & input[type="search"]::-webkit-search-results-button,