diff --git a/README.md b/README.md
index c3b47e24b..2347a9ddc 100644
--- a/README.md
+++ b/README.md
@@ -677,6 +677,7 @@ Want to add your own open-source project to this list? [Click here!](https://doc
     * <a href="https://docs.madelineproto.xyz/API_docs/methods/account.reportProfilePhoto.html" name="account.reportProfilePhoto">Report a profile photo of a dialog: account.reportProfilePhoto</a>
     * <a href="https://docs.madelineproto.xyz/API_docs/methods/messages.reportEncryptedSpam.html" name="messages.reportEncryptedSpam">Report a secret chat for spam: messages.reportEncryptedSpam</a>
     * <a href="https://docs.madelineproto.xyz/PHP/danog/MadelineProto/API.html#report-string-message-string-parsemode-void" name="report">Report an error to the previously set peer: report</a>
+    * <a href="https://docs.madelineproto.xyz/PHP/danog/MadelineProto/API.html#reportmemoryprofile-void" name="reportMemoryProfile">Report: reportMemoryProfile</a>
     * <a href="https://docs.madelineproto.xyz/API_docs/methods/channels.reportSpam.html" name="channels.reportSpam">Reports some messages from a user in a supergroup as spam; requires administrator rights in the supergroup: channels.reportSpam</a>
     * <a href="https://docs.madelineproto.xyz/API_docs/methods/messages.getEmojiGroups.html" name="messages.getEmojiGroups">Represents a list of emoji categories, to be used when selecting custom emojis: messages.getEmojiGroups</a>
     * <a href="https://docs.madelineproto.xyz/API_docs/methods/messages.getEmojiStatusGroups.html" name="messages.getEmojiStatusGroups">Represents a list of emoji categories, to be used when selecting custom emojis to set as custom emoji status: messages.getEmojiStatusGroups</a>
diff --git a/docs b/docs
index 2a68e556a..b19027991 160000
--- a/docs
+++ b/docs
@@ -1 +1 @@
-Subproject commit 2a68e556a694b0f87168afb4a2a6915d7962ca8c
+Subproject commit b190279913a2383235d7af8b6947067fbb5b956d
diff --git a/src/InternalDoc.php b/src/InternalDoc.php
index 73451b444..d842185b8 100644
--- a/src/InternalDoc.php
+++ b/src/InternalDoc.php
@@ -1395,6 +1395,13 @@ abstract class InternalDoc
     {
         $this->wrapper->getAPI()->report($message, $parseMode);
     }
+    /**
+     * Report memory profile with memprof.
+     */
+    public function reportMemoryProfile(): void
+    {
+        $this->wrapper->getAPI()->reportMemoryProfile();
+    }
     /**
      * Request VoIP call.
      *
@@ -1717,12 +1724,12 @@ abstract class InternalDoc
     /**
      * Upload file.
      *
-     * @param FileCallbackInterface|string|array $file      File, URL or Telegram file to upload
-     * @param string                             $fileName  File name
-     * @param callable                           $cb        Callback (DEPRECATED, use FileCallbackInterface)
-     * @param boolean                            $encrypted Whether to encrypt file for secret chats
+     * @param FileCallbackInterface|string|array|resource $file      File, URL or Telegram file to upload
+     * @param string                                      $fileName  File name
+     * @param callable                                    $cb        Callback (DEPRECATED, use FileCallbackInterface)
+     * @param boolean                                     $encrypted Whether to encrypt file for secret chats
      */
-    public function upload(\danog\MadelineProto\FileCallbackInterface|array|string $file, string $fileName = '', ?callable $cb = null, bool $encrypted = false)
+    public function upload($file, string $fileName = '', ?callable $cb = null, bool $encrypted = false)
     {
         return $this->wrapper->getAPI()->upload($file, $fileName, $cb, $encrypted);
     }
diff --git a/src/Ipc/Runner/WebRunner.php b/src/Ipc/Runner/WebRunner.php
index b920038c5..31158aa9a 100644
--- a/src/Ipc/Runner/WebRunner.php
+++ b/src/Ipc/Runner/WebRunner.php
@@ -88,6 +88,9 @@ final class WebRunner extends RunnerAbstract
             'argv' => ['madeline-ipc', $session, $startupId],
             'cwd' => Magic::getcwd(),
         ];
+        if (\function_exists('memprof_enabled') && \memprof_enabled()) {
+            $params['MEMPROF_PROFILE'] = '1';
+        }
 
         self::selfStart(self::$runPath.'?'.\http_build_query($params));
 
diff --git a/src/MTProto.php b/src/MTProto.php
index d62487ab8..78eeb7dca 100644
--- a/src/MTProto.php
+++ b/src/MTProto.php
@@ -1695,6 +1695,37 @@ final class MTProto implements TLCallback, LoggerGetter
             $lock->release();
         }
     }
+    /**
+     * Report memory profile with memprof.
+     */
+    public function reportMemoryProfile(): void
+    {
+        if (!\extension_loaded('memprof')) {
+            throw Exception::extension('memprof');
+        }
+        if (!\memprof_enabled()) {
+            throw new Exception("Memory profiling is not enabled in the database settings, set the MEMPROF_PROFILE=1 environment variable or GET parameter to enable it.");
+        }
+
+        $current = "Current memory usage: ".\round(\memory_get_usage()/1024/1024, 1) . " MB";
+        $file = \fopen('php://memory', 'r+');
+        \memprof_dump_pprof($file);
+        \fseek($file, 0);
+        $file = [
+            '_' => 'inputMediaUploadedDocument',
+            'file' => $file,
+            'attributes' => [
+                ['_' => 'documentAttributeFilename', 'file_name' => 'report.pprof'],
+            ],
+        ];
+        foreach ($this->reportDest as $id) {
+            try {
+                $this->methodCallAsyncRead('messages.sendMedia', ['peer' => $id, 'message' => $current, 'media' => $file]);
+            } catch (Throwable $e) {
+                $this->logger("While reporting memory profile to $id: $e", Logger::FATAL_ERROR);
+            }
+        }
+    }
     /**
      * Get full list of MTProto and API methods.
      */
diff --git a/src/MTProtoTools/FilesLogic.php b/src/MTProtoTools/FilesLogic.php
index 13bb8c87f..408ac2a97 100644
--- a/src/MTProtoTools/FilesLogic.php
+++ b/src/MTProtoTools/FilesLogic.php
@@ -229,12 +229,12 @@ trait FilesLogic
     /**
      * Upload file.
      *
-     * @param FileCallbackInterface|string|array $file      File, URL or Telegram file to upload
-     * @param string                             $fileName  File name
-     * @param callable                           $cb        Callback (DEPRECATED, use FileCallbackInterface)
-     * @param boolean                            $encrypted Whether to encrypt file for secret chats
+     * @param FileCallbackInterface|string|array|resource $file      File, URL or Telegram file to upload
+     * @param string                                      $fileName  File name
+     * @param callable                                    $cb        Callback (DEPRECATED, use FileCallbackInterface)
+     * @param boolean                                     $encrypted Whether to encrypt file for secret chats
      */
-    public function upload(FileCallbackInterface|string|array $file, string $fileName = '', ?callable $cb = null, bool $encrypted = false)
+    public function upload($file, string $fileName = '', ?callable $cb = null, bool $encrypted = false)
     {
         if (\is_object($file) && $file instanceof FileCallbackInterface) {
             $cb = $file;
diff --git a/src/MTProtoTools/UpdateHandler.php b/src/MTProtoTools/UpdateHandler.php
index d7962bbc7..17a7e4bf3 100644
--- a/src/MTProtoTools/UpdateHandler.php
+++ b/src/MTProtoTools/UpdateHandler.php
@@ -215,7 +215,9 @@ trait UpdateHandler
         if (!$this->updates) {
             try {
                 $this->update_deferred = new DeferredFuture();
-                $this->update_deferred->getFuture()->await(new TimeoutCancellation($timeout));
+                $this->update_deferred->getFuture()->await(
+                    $timeout === INF ? null : new TimeoutCancellation($timeout)
+                );
             } catch (CancelledException $e) {
                 if (!$e->getPrevious() instanceof TimeoutException) {
                     throw $e;
diff --git a/src/Namespace/Messages.php b/src/Namespace/Messages.php
index 41400dd8f..9917b4c5a 100644
--- a/src/Namespace/Messages.php
+++ b/src/Namespace/Messages.php
@@ -853,7 +853,7 @@ interface Messages
      * @param bool $update_stickersets_order Whether to move used stickersets to top, [see here for more info on this flag »](https://core.telegram.org/api/stickers#recent-stickersets)
      * @param int $reply_to_msg_id The message to reply to
      * @param int $top_msg_id This field must contain the topic ID **only** when replying to messages in [forum topics](https://core.telegram.org/api/forum#forum-topics) different from the "General" topic (i.e. `reply_to_msg_id` is set and `reply_to_msg_id != topicID` and `topicID != 1`). <br>If the replied-to message is deleted before the method finishes execution, the value in this field will be used to send the message to the correct topic, instead of the "General" topic.
-     * @param list<array{_: 'inputSingleMedia', media: string|array, message?: string, entities?: list<array{_: 'messageEntityUnknown', offset?: int, length?: int}|array{_: 'messageEntityMention', offset?: int, length?: int}|array{_: 'messageEntityHashtag', offset?: int, length?: int}|array{_: 'messageEntityBotCommand', offset?: int, length?: int}|array{_: 'messageEntityUrl', offset?: int, length?: int}|array{_: 'messageEntityEmail', offset?: int, length?: int}|array{_: 'messageEntityBold', offset?: int, length?: int}|array{_: 'messageEntityItalic', offset?: int, length?: int}|array{_: 'messageEntityCode', offset?: int, length?: int}|array{_: 'messageEntityPre', offset?: int, length?: int, language?: string}|array{_: 'messageEntityTextUrl', offset?: int, length?: int, url?: string}|array{_: 'messageEntityMentionName', offset?: int, length?: int, user_id?: int}|array{_: 'inputMessageEntityMentionName', user_id: array|int|string, offset?: int, length?: int}|array{_: 'messageEntityPhone', offset?: int, length?: int}|array{_: 'messageEntityCashtag', offset?: int, length?: int}|array{_: 'messageEntityUnderline', offset?: int, length?: int}|array{_: 'messageEntityStrike', offset?: int, length?: int}|array{_: 'messageEntityBlockquote', offset?: int, length?: int}|array{_: 'messageEntityBankCard', offset?: int, length?: int}|array{_: 'messageEntitySpoiler', offset?: int, length?: int}|array{_: 'messageEntityCustomEmoji', offset?: int, length?: int, document_id?: int}>}>|array<never, never> $multi_media Array of The medias to send: note that they must be separately uploaded using [messages.uploadMedia](https://docs.madelineproto.xyz/API_docs/methods/messages.uploadMedia.html) first, using raw `inputMediaUploaded*` constructors is not supported. @see https://docs.madelineproto.xyz/API_docs/types/InputSingleMedia.html
+     * @param list<array{_: 'inputSingleMedia', media: string|array, message?: string, entities?: list<array{_: 'messageEntityUnknown', offset?: int, length?: int}|array{_: 'messageEntityMention', offset?: int, length?: int}|array{_: 'messageEntityHashtag', offset?: int, length?: int}|array{_: 'messageEntityBotCommand', offset?: int, length?: int}|array{_: 'messageEntityUrl', offset?: int, length?: int}|array{_: 'messageEntityEmail', offset?: int, length?: int}|array{_: 'messageEntityBold', offset?: int, length?: int}|array{_: 'messageEntityItalic', offset?: int, length?: int}|array{_: 'messageEntityCode', offset?: int, length?: int}|array{_: 'messageEntityPre', offset?: int, length?: int, language?: string}|array{_: 'messageEntityTextUrl', offset?: int, length?: int, url?: string}|array{_: 'messageEntityMentionName', offset?: int, length?: int, user_id?: int}|array{_: 'inputMessageEntityMentionName', user_id: array|int|string, offset?: int, length?: int}|array{_: 'messageEntityPhone', offset?: int, length?: int}|array{_: 'messageEntityCashtag', offset?: int, length?: int}|array{_: 'messageEntityUnderline', offset?: int, length?: int}|array{_: 'messageEntityStrike', offset?: int, length?: int}|array{_: 'messageEntityBlockquote', offset?: int, length?: int}|array{_: 'messageEntityBankCard', offset?: int, length?: int}|array{_: 'messageEntitySpoiler', offset?: int, length?: int}|array{_: 'messageEntityCustomEmoji', offset?: int, length?: int, document_id?: int}>}>|array<never, never> $multi_media Array of The medias to send @see https://docs.madelineproto.xyz/API_docs/types/InputSingleMedia.html
      * @param int $schedule_date Scheduled message date for scheduled messages
      * @param array|int|string $send_as Send this message as the specified peer @see https://docs.madelineproto.xyz/API_docs/types/InputPeer.html
      * @return array @see https://docs.madelineproto.xyz/API_docs/types/Updates.html
diff --git a/tools/build_docs/merge.php b/tools/build_docs/merge.php
index 380c98feb..6a7843a0e 100644
--- a/tools/build_docs/merge.php
+++ b/tools/build_docs/merge.php
@@ -12,6 +12,9 @@ function mergeExtracted(): void
         return;
     }
     foreach (json_decode(file_get_contents('extracted.json'), true) as $key => $value) {
+        if ($key === 'method_messages.sendMultiMedia_param_multi_media_type_Vector<InputSingleMedia>') {
+            $value = 'The medias to send';
+        }
         $key = preg_replace(['|flags\.\d+[?]|', '/Vector[<].*/'], ['', 'Vector t'], $key);
         $key = str_replace('param_hash_type_int', 'param_hash_type_Vector t', $key);
         Lang::$lang['en'][$key] = $value;