diff --git a/.github/workflows/php-sniffer-ci.yml b/.github/workflows/php-sniffer-ci.yml
index 46cd350..73a39bc 100644
--- a/.github/workflows/php-sniffer-ci.yml
+++ b/.github/workflows/php-sniffer-ci.yml
@@ -17,9 +17,9 @@ jobs:
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: '7.2'
+          php-version: '7.4'
           coverage: none
-          tools: composer, cs2pr
+          tools: composer
 
       - name: Get Composer cache directory
         id: composer-cache
@@ -41,4 +41,4 @@ jobs:
         run: composer install --prefer-dist --no-suggest --no-progress --no-interaction
 
       - name: Detect coding standard violations (PHPCS)
-        run: vendor/bin/phpcs -q --report=checkstyle --runtime-set ignore_errors_on_exit 1 --runtime-set ignore_warnings_on_exit 1 | cs2pr --graceful-warnings
+        run: composer run phpcs
\ No newline at end of file
diff --git a/composer.json b/composer.json
index c1343c3..7ebda7d 100644
--- a/composer.json
+++ b/composer.json
@@ -20,16 +20,18 @@
     "composer/installers": "^1.0 || ^2.0"
   },
   "require-dev": {
-    "php-stubs/wp-cli-stubs": "^2.11",
-    "phpcompatibility/phpcompatibility-wp": "^2.1.0",
-    "phpstan/extension-installer": "^1.4",
-    "phpstan/phpstan": "^1.12",
-    "szepeviktor/phpstan-wordpress": "^1.0",
-    "wp-coding-standards/wpcs": "^3.1.0",
-    "yoast/wp-test-utils": "^1.2"
+    "php-stubs/wp-cli-stubs": "^2.12.0",
+    "phpcompatibility/phpcompatibility-wp": "^2.1.8",
+    "phpstan/extension-installer": "^1.4.3",
+    "phpstan/phpstan": "^2.1.33",
+    "staabm/annotate-pull-request-from-checkstyle": "^1.8.6",
+    "szepeviktor/phpstan-wordpress": "^2.0.3",
+    "wp-coding-standards/wpcs": "^3.3.0",
+    "yoast/wp-test-utils": "^1.2.0"
   },
   "scripts": {
-    "phpstan": "vendor/bin/phpstan analyse --memory-limit=1G"
+    "phpstan": "vendor/bin/phpstan analyse --memory-limit=1G",
+    "phpcs": "vendor/bin/phpcs -q --report=checkstyle --runtime-set ignore_errors_on_exit 1 --runtime-set ignore_warnings_on_exit 1 | vendor/bin/cs2pr --graceful-warnings"
   },
   "config": {
     "allow-plugins": {
diff --git a/phpstan.neon.dist b/phpstan.neon.dist
index d7a8121..04898c0 100644
--- a/phpstan.neon.dist
+++ b/phpstan.neon.dist
@@ -10,8 +10,12 @@ parameters:
         #- %rootDir%/../../php-stubs/wp-cli-stubs/wp-cli-tools-stubs.php
     ignoreErrors:
         - '/^Call to static method encode\(\) on an unknown class Requests_IDNAEncoder\.$/'
-        - '/^Constant WP_CONTENT_URL not found\.$/'
         # WP_Network::$blog_id is a private property that can be accessed via magic methods.
         - '/^Access to an undefined property WP_Network::\$blog_id\.$/'
         # WP_CLI\Fetchers\User::get() returns WP_User without root namespace.
-        - '/^Access to property \$ID on an unknown class WP_CLI\\Fetchers\\WP_User\.$/'
+        - '/^Cannot access property \$ID on WP_CLI\\Fetchers\\WP_User\|false\.$/'
+        # Backward compatibility with old method of passing arguments.
+        - '/^Call to function is_array\(\) with array<string, mixed> will always evaluate to true\.$/'
+        # Associative CLI arguments. Passed by reference.
+        - '/^Parameter \&\$assoc_args by-ref type of method WP_MS_Network_Command::get_formatter\(\) expects array<string, mixed>, array given\.$/'
+
diff --git a/wp-multi-network/includes/classes/class-wp-ms-networks-admin.php b/wp-multi-network/includes/classes/class-wp-ms-networks-admin.php
index 6569df8..028e9eb 100644
--- a/wp-multi-network/includes/classes/class-wp-ms-networks-admin.php
+++ b/wp-multi-network/includes/classes/class-wp-ms-networks-admin.php
@@ -1208,7 +1208,7 @@ private function handle_delete_networks() {
 	 *
 	 * @since 2.0.0
 	 *
-	 * @param array<string, string> $args Optional. URL query arguments. Default empty array.
+	 * @param array<string, int|string> $args Optional. URL query arguments. Default empty array.
 	 * @return void
 	 */
 	private function handle_redirect( $args = array() ) {
@@ -1221,7 +1221,7 @@ private function handle_redirect( $args = array() ) {
 	 *
 	 * @since 1.3.0
 	 *
-	 * @param array<string, string> $args Optional. URL query arguments. Default empty array.
+	 * @param array<string, int|string> $args Optional. URL query arguments. Default empty array.
 	 * @return string Absolute URL to the networks page.
 	 */
 	private function admin_url( $args = array() ) {
diff --git a/wp-multi-network/includes/classes/class-wp-ms-networks-list-table.php b/wp-multi-network/includes/classes/class-wp-ms-networks-list-table.php
index fe1edf3..8b27e9c 100644
--- a/wp-multi-network/includes/classes/class-wp-ms-networks-list-table.php
+++ b/wp-multi-network/includes/classes/class-wp-ms-networks-list-table.php
@@ -453,12 +453,7 @@ protected function handle_row_actions( $network, $column_name, $primary ) {
 
 		// Edit the network.
 		if ( current_user_can( 'edit_network', $network->id ) ) {
-			$edit_network_url = add_query_arg(
-				array(
-					'action' => 'edit_network',
-				),
-				$base_url
-			);
+			$edit_network_url = add_query_arg( array( 'action' => 'edit_network' ), $base_url );
 
 			$actions['edit'] = '<span class="edit"><a href="' . esc_url( $edit_network_url ) . '">' . esc_html__( 'Edit', 'wp-multi-network' ) . '</a></span>';
 		}
@@ -474,11 +469,7 @@ protected function handle_row_actions( $network, $column_name, $primary ) {
 		// Delete the network.
 		if ( $this->can_delete( $network ) ) {
 			$delete_network_url = wp_nonce_url(
-				add_query_arg(
-					array(
-						'action' => 'delete_network',
-					), $base_url
-				)
+				add_query_arg( array( 'action' => 'delete_network' ), $base_url )
 			);
 
 			$actions['delete'] = '<span class="delete"><a href="' . esc_url( $delete_network_url ) . '">' . esc_html__( 'Delete', 'wp-multi-network' ) . '</a></span>';
@@ -493,7 +484,7 @@ protected function handle_row_actions( $network, $column_name, $primary ) {
 		 * @param int    $network_id The current network ID.
 		 * @param string $network_sitename The current network name.
 		 */
-		$actions = apply_filters( 'manage_networks_action_links', array_filter( $actions ), $network->id, $network->site_name );
+		$actions = apply_filters( 'manage_networks_action_links', $actions, $network->id, $network->site_name );
 
 		// Return all row actions.
 		return $this->row_actions( $actions );
diff --git a/wp-multi-network/includes/functions.php b/wp-multi-network/includes/functions.php
index cded98a..f8cd9ae 100644
--- a/wp-multi-network/includes/functions.php
+++ b/wp-multi-network/includes/functions.php
@@ -612,7 +612,7 @@ function add_network( $args = array() ) {
 			// so we have to replace the hostname the hard way.
 			$current_siteurl = get_option( 'siteurl' );
 			$new_siteurl     = untrailingslashit( get_blogaddress_by_id( $new_blog_id ) );
-			$upload_url      = str_replace( $current_siteurl, $new_siteurl, WP_CONTENT_URL );
+			$upload_url      = str_replace( $current_siteurl, $new_siteurl, content_url() );
 			$upload_url      = $upload_url . '/uploads';
 
 			$upload_dir = WP_CONTENT_DIR;
@@ -842,15 +842,13 @@ function delete_network( $network_id, $delete_blogs = false ) {
 				return new WP_Error( 'network_not_empty', __( 'Cannot delete network with sites.', 'wp-multi-network' ) );
 			}
 
-			if ( true === $delete_blogs ) {
-				foreach ( $sites as $site ) {
-					if ( wp_should_rescue_orphaned_sites() ) {
-						move_site( $site->id, 0 );
-						continue;
-					}
-
-					wpmu_delete_blog( $site->id, true );
+			foreach ( $sites as $site ) {
+				if ( wp_should_rescue_orphaned_sites() ) {
+					move_site( $site->id, 0 );
+					continue;
 				}
+
+				wpmu_delete_blog( $site->id, true );
 			}
 		}