diff --git a/src/components/chat/contextMenu.ts b/src/components/chat/contextMenu.ts
index ac6c7b4e..58a07c9f 100644
--- a/src/components/chat/contextMenu.ts
+++ b/src/components/chat/contextMenu.ts
@@ -69,7 +69,7 @@ export class ChatContextMenu {
       icon: 'reply',
       text: 'Reply',
       onClick: this.onReplyClick,
-      verify: (peerID: number) => peerID > 0 || appChatsManager.hasRights(-peerID, 'send')
+      verify: (peerID: number, msgID: number) => (peerID > 0 || appChatsManager.hasRights(-peerID, 'send')) && msgID > 0
     }, {
       icon: 'edit',
       text: 'Edit',
@@ -86,7 +86,7 @@ export class ChatContextMenu {
       onClick: this.onPinClick,
       verify: (peerID: number, msgID: number) => {
         const message = appMessagesManager.getMessage(msgID);
-        return message._ != 'messageService' && appImManager.pinnedMsgID != msgID && (peerID == $rootScope.myID || (peerID < 0 && appChatsManager.hasRights(-peerID, 'pin')));
+        return msgID > 0 && message._ != 'messageService' && appImManager.pinnedMsgID != msgID && (peerID == $rootScope.myID || (peerID < 0 && appChatsManager.hasRights(-peerID, 'pin')));
       }
     }, {
       icon: 'unpin',
@@ -109,13 +109,13 @@ export class ChatContextMenu {
       verify: (peerID: number, msgID) => {
         const message = appMessagesManager.getMessage(msgID);
         const poll = message.media?.poll;
-        return appMessagesManager.canEditMessage(msgID, 'poll') && poll && !poll.pFlags.closed;
+        return appMessagesManager.canEditMessage(msgID, 'poll') && poll && !poll.pFlags.closed && msgID > 0;
       } 
     }, {
       icon: 'forward',
       text: 'Forward',
       onClick: this.onForwardClick,
-      verify: () => true
+      verify: (peerID: number, msgID: number) => msgID > 0
     }, {
       icon: 'delete danger',
       text: 'Delete',
diff --git a/src/lib/mtproto/apiFileManager.ts b/src/lib/mtproto/apiFileManager.ts
index 36306176..9c374641 100644
--- a/src/lib/mtproto/apiFileManager.ts
+++ b/src/lib/mtproto/apiFileManager.ts
@@ -1,16 +1,16 @@
-import { nextRandomInt, getFileNameByLocation } from "../bin_utils";
-
+import { CancellablePromise, deferredPromise } from "../../helpers/cancellablePromise";
+import { notifyAll, notifySomeone } from "../../helpers/context";
+import { isSafari } from "../../helpers/userAgent";
+import { FileLocation, InputFile, InputFileLocation, UploadFile } from "../../layer";
+import { getFileNameByLocation, nextRandomInt } from "../bin_utils";
 import cacheStorage from "../cacheStorage";
+import cryptoWorker from "../crypto/cryptoworker";
 import FileManager from "../filemanager";
-import apiManager from "./apiManager";
 import { logger, LogLevels } from "../logger";
-import { isSafari } from "../../helpers/userAgent";
-import cryptoWorker from "../crypto/cryptoworker";
-import { notifySomeone, notifyAll } from "../../helpers/context";
-import { InputFileLocation, FileLocation, InputFile, UploadFile } from "../../layer";
-import { CancellablePromise, deferredPromise } from "../../helpers/cancellablePromise";
+import apiManager from "./apiManager";
 import { MOUNT_CLASS_TO } from "./mtproto_config";
 
+
 type Delayed = {
   offset: number, 
   writeFilePromise: CancellablePromise<unknown>, 
@@ -421,10 +421,10 @@ export class ApiFileManager {
       partSize = 262144, // 256 Kb
       activeDelta = 2;
 
-    if(fileSize > (524288 * 3000)) {
+    /* if(fileSize > (524288 * 3000)) {
       partSize = 1024 * 1024;
       activeDelta = 8;
-    } else if(fileSize > 67108864) {
+    } else  */if(fileSize > 67108864) {
       partSize = 524288;
       activeDelta = 4;
     } else if(fileSize < 102400) {
@@ -453,7 +453,7 @@ export class ApiFileManager {
       notify: (details: {done: number, total: number}) => {}
     };
     const deferred: CancellablePromise<typeof resultInputFile> = new Promise((resolve, reject) => {
-      if(totalParts > 3000) {
+      if(totalParts > 4000) {
         return reject({type: 'FILE_TOO_BIG'});
       }
 
@@ -462,7 +462,7 @@ export class ApiFileManager {
     });
     Object.assign(deferred, deferredHelper);
 
-    if(totalParts > 3000) {
+    if(totalParts > 4000) {
       return deferred;
     }
     
diff --git a/src/scss/partials/_chatBubble.scss b/src/scss/partials/_chatBubble.scss
index 3c8f721a..8f20ea5c 100644
--- a/src/scss/partials/_chatBubble.scss
+++ b/src/scss/partials/_chatBubble.scss
@@ -1384,7 +1384,7 @@ $bubble-margin: .25rem;
         fill: #B8DDA9;
 
         &.active {
-          fill: #68AB5A;
+          fill: #68AB5A !important;
         }
       }
     }