diff --git src/wp-admin/includes/class-core-upgrader.php src/wp-admin/includes/class-core-upgrader.php
index 0bbf433..eb12301 100644
--- src/wp-admin/includes/class-core-upgrader.php
+++ src/wp-admin/includes/class-core-upgrader.php
@@ -242,8 +242,6 @@ class Core_Upgrader extends WP_Upgrader {
 	 *
 	 * @since 3.7.0
 	 *
-	 * @static
-	 *
 	 * @param string $offered_ver The offered version, of the format x.y.z.
 	 * @return bool True if we should update to the offered version, otherwise false.
 	 */
diff --git src/wp-admin/includes/class-language-pack-upgrader.php src/wp-admin/includes/class-language-pack-upgrader.php
index 6eff004..6f8e5d6 100644
--- src/wp-admin/includes/class-language-pack-upgrader.php
+++ src/wp-admin/includes/class-language-pack-upgrader.php
@@ -41,7 +41,6 @@ class Language_Pack_Upgrader extends WP_Upgrader {
 	 * Hooked to the {@see 'upgrader_process_complete'} action by default.
 	 *
 	 * @since 3.7.0
-	 * @static
 	 *
 	 * @param false|WP_Upgrader $upgrader Optional. WP_Upgrader instance or false. If `$upgrader` is
 	 *                                    a Language_Pack_Upgrader instance, the method will bail to
diff --git src/wp-admin/includes/class-wp-internal-pointers.php src/wp-admin/includes/class-wp-internal-pointers.php
index 814ba37..4251df3 100644
--- src/wp-admin/includes/class-wp-internal-pointers.php
+++ src/wp-admin/includes/class-wp-internal-pointers.php
@@ -24,8 +24,6 @@ final class WP_Internal_Pointers {
 	 * Individual pointers (e.g. wp390_widgets) can be disabled using the following:
 	 *     remove_action( 'admin_print_footer_scripts', array( 'WP_Internal_Pointers', 'pointer_wp390_widgets' ) );
 	 *
-	 * @static
-	 *
 	 * @param string $hook_suffix The current admin page.
 	 */
 	public static function enqueue_scripts( $hook_suffix ) {
@@ -102,8 +100,6 @@ final class WP_Internal_Pointers {
 	 *
 	 * @since 3.3.0
 	 *
-	 * @static
-	 *
 	 * @param string $pointer_id The pointer ID.
 	 * @param string $selector The HTML elements, on which the pointer should be attached.
 	 * @param array  $args Arguments to be passed to the pointer JS (see wp-pointer.js).
@@ -160,8 +156,6 @@ final class WP_Internal_Pointers {
 	 *
 	 * @since 3.3.0
 	 *
-	 * @static
-	 *
 	 * @param int $user_id User ID.
 	 */
 	public static function dismiss_pointers_for_new_users( $user_id ) {
diff --git src/wp-admin/includes/class-wp-screen.php src/wp-admin/includes/class-wp-screen.php
index 0277970..6133f92 100644
--- src/wp-admin/includes/class-wp-screen.php
+++ src/wp-admin/includes/class-wp-screen.php
@@ -141,8 +141,6 @@ final class WP_Screen {
 	/**
 	 * Stores old string-based help.
 	 *
-	 * @static
-	 *
 	 * @var array
 	 */
 	private static $_old_compat_help = array();
@@ -160,8 +158,6 @@ final class WP_Screen {
 	 *
 	 * @since 3.3.0
 	 *
-	 * @static
-	 *
 	 * @var array
 	 */
 	private static $_registry = array();
@@ -187,8 +183,6 @@ final class WP_Screen {
 	 *
 	 * @since 3.3.0
 	 *
-	 * @static
-	 *
 	 * @global string $hook_suffix
 	 *
 	 * @param string|WP_Screen $hook_name Optional. The hook name (also known as the hook suffix) used to determine the screen.
@@ -421,8 +415,6 @@ final class WP_Screen {
 	 *
 	 * @since 3.3.0
 	 *
-	 * @static
-	 *
 	 * @param WP_Screen $screen A screen object.
 	 * @param string $help Help text.
 	 */
diff --git src/wp-admin/includes/class-wp-upgrader.php src/wp-admin/includes/class-wp-upgrader.php
index b7e5365..f22f5a8f 100644
--- src/wp-admin/includes/class-wp-upgrader.php
+++ src/wp-admin/includes/class-wp-upgrader.php
@@ -846,7 +846,6 @@ class WP_Upgrader {
 	 * Creates a lock using WordPress options.
 	 *
 	 * @since 4.5.0
-	 * @static
 	 *
 	 * @param string $lock_name       The name of this unique lock.
 	 * @param int    $release_timeout Optional. The duration in seconds to respect an existing lock.
@@ -892,7 +891,6 @@ class WP_Upgrader {
 	 * Releases an upgrader lock.
 	 *
 	 * @since 4.5.0
-	 * @static
 	 *
 	 * @see WP_Upgrader::create_lock()
 	 *