Index: src/wp-admin/css/list-tables.css
===================================================================
--- src/wp-admin/css/list-tables.css	(revision 47558)
+++ src/wp-admin/css/list-tables.css	(working copy)
@@ -1891,8 +1891,8 @@
 	body:not(.plugins-php) .row-actions {
 		display: -ms-grid;
 		display: grid;
-		-ms-grid-columns: auto auto auto;
-		grid-template-columns: auto auto auto;
+		-ms-grid-columns: auto auto auto auto;
+		grid-template-columns: auto auto auto auto;
 		color: transparent;
 	}
 
@@ -2149,6 +2149,14 @@
 	}
 }
 
+@media screen and (max-width: 600px) {
+	/* Drop row actions to three columns on a small screen */
+	body:not(.plugins-php) .row-actions {
+		-ms-grid-columns: auto auto auto;
+		grid-template-columns: auto auto auto;
+	}
+}
+
 @media screen and (max-width: 480px) {
 	.tablenav-pages .current-page {
 		margin: 0;
@@ -2155,7 +2163,7 @@
 	}
 
 	/* Drop row actions to two columns on a small screen */
-	.row-actions:not(.plugins-php) {
+	body:not(.plugins-php) .row-actions {
 		-ms-grid-columns: auto auto;
 		grid-template-columns: auto auto;
 	}