diff --git a/ShareX.UploadersLib/FileUploaders/Mega.cs b/ShareX.UploadersLib/FileUploaders/Mega.cs
index 2aefd644e..b5cb87a47 100644
--- a/ShareX.UploadersLib/FileUploaders/Mega.cs
+++ b/ShareX.UploadersLib/FileUploaders/Mega.cs
@@ -58,6 +58,11 @@ public override GenericUploader CreateUploader(UploadersConfig config, TaskRefer
 
     public sealed class Mega : FileUploader, IWebClient
     {
+        // Pack file upload in 512MB fragments
+        // (by default, MegaApiClient splits files in 1MB fragments and do multiple uploads)
+        // It allows to have a consistent upload progression in Sharex
+        private const int UploadChunksPackSize = 512 * 1024 * 1024;
+
         private readonly MegaApiClient _megaClient;
         private readonly MegaApiClient.AuthInfos _authInfos;
         private readonly string _parentNodeId;
@@ -74,6 +79,7 @@ public Mega(MegaApiClient.AuthInfos authInfos, string parentNodeId)
         {
             AllowReportProgress = false;
             _megaClient = new MegaApiClient(this);
+            _megaClient.ChunksPackSize = UploadChunksPackSize;
             _authInfos = authInfos;
             _parentNodeId = parentNodeId;
         }
diff --git a/ShareX.UploadersLib/ShareX.UploadersLib.csproj b/ShareX.UploadersLib/ShareX.UploadersLib.csproj
index 93777defd..d36b173bf 100644
--- a/ShareX.UploadersLib/ShareX.UploadersLib.csproj
+++ b/ShareX.UploadersLib/ShareX.UploadersLib.csproj
@@ -86,8 +86,8 @@
       <HintPath>..\packages\AWSSDK.S3.3.1.10.0\lib\net35\AWSSDK.S3.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="MegaApiClient, Version=1.2.2.209, Culture=neutral, PublicKeyToken=0480d311efbeb4e2, processorArchitecture=MSIL">
-      <HintPath>..\packages\MegaApiClient.1.2.2\lib\net40\MegaApiClient.dll</HintPath>
+    <Reference Include="MegaApiClient, Version=1.3.0.261, Culture=neutral, PublicKeyToken=0480d311efbeb4e2, processorArchitecture=MSIL">
+      <HintPath>..\packages\MegaApiClient.1.3.0\lib\net40\MegaApiClient.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="Newtonsoft.Json, Version=9.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
@@ -102,12 +102,40 @@
     <Reference Include="System.Data" />
     <Reference Include="System.Design" />
     <Reference Include="System.Drawing" />
+    <Reference Include="System.IO, Version=2.6.10.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Bcl.1.1.10\lib\net40\System.IO.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
     <Reference Include="System.Net.FtpClient, Version=1.0.5281.14359, Culture=neutral, PublicKeyToken=fa4be07daa57c2b7, processorArchitecture=MSIL">
       <HintPath>..\packages\System.Net.FtpClient.1.0.5281.14359\lib\net40\System.Net.FtpClient.dll</HintPath>
       <Private>True</Private>
     </Reference>
+    <Reference Include="System.Net.Http, Version=2.2.29.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Net.Http.2.2.29\lib\net40\System.Net.Http.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System.Net.Http.Extensions, Version=2.2.29.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Net.Http.2.2.29\lib\net40\System.Net.Http.Extensions.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System.Net.Http.Primitives, Version=2.2.29.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Net.Http.2.2.29\lib\net40\System.Net.Http.Primitives.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System.Net.Http.WebRequest, Version=2.2.29.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Net.Http.2.2.29\lib\net40\System.Net.Http.WebRequest.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
+    <Reference Include="System.Runtime, Version=2.6.10.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Bcl.1.1.10\lib\net40\System.Runtime.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
     <Reference Include="System.Runtime.Serialization" />
     <Reference Include="System.ServiceModel.Web" />
+    <Reference Include="System.Threading.Tasks, Version=2.6.10.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL">
+      <HintPath>..\packages\Microsoft.Bcl.1.1.10\lib\net40\System.Threading.Tasks.dll</HintPath>
+      <Private>True</Private>
+    </Reference>
     <Reference Include="System.Web" />
     <Reference Include="System.Windows.Forms" />
     <Reference Include="System.Xml.Linq">
@@ -894,6 +922,11 @@ if not exist APIKeysLocal.cs (
     type nul &gt; APIKeysLocal.cs
 )</PreBuildEvent>
   </PropertyGroup>
+  <Import Project="..\packages\Microsoft.Bcl.Build.1.0.14\tools\Microsoft.Bcl.Build.targets" Condition="Exists('..\packages\Microsoft.Bcl.Build.1.0.14\tools\Microsoft.Bcl.Build.targets')" />
+  <Target Name="EnsureBclBuildImported" BeforeTargets="BeforeBuild" Condition="'$(BclBuildImported)' == ''">
+    <Error Condition="!Exists('..\packages\Microsoft.Bcl.Build.1.0.14\tools\Microsoft.Bcl.Build.targets')" Text="This project references NuGet package(s) that are missing on this computer. Enable NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=317567." HelpKeyword="BCLBUILD2001" />
+    <Error Condition="Exists('..\packages\Microsoft.Bcl.Build.1.0.14\tools\Microsoft.Bcl.Build.targets')" Text="The build restored NuGet packages. Build the project again to include these packages in the build. For more information, see http://go.microsoft.com/fwlink/?LinkID=317568." HelpKeyword="BCLBUILD2002" />
+  </Target>
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it.
        Other similar extension points exist, see Microsoft.Common.targets.
   <Target Name="BeforeBuild">
diff --git a/ShareX.UploadersLib/app.config b/ShareX.UploadersLib/app.config
index 75b4bde8a..20dc9f9c4 100644
--- a/ShareX.UploadersLib/app.config
+++ b/ShareX.UploadersLib/app.config
@@ -6,6 +6,10 @@
         <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-9.0.0.0" newVersion="9.0.0.0" />
       </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Net.Http" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-2.2.29.0" newVersion="2.2.29.0" />
+      </dependentAssembly>
     </assemblyBinding>
   </runtime>
   <appSettings>
diff --git a/ShareX.UploadersLib/packages.config b/ShareX.UploadersLib/packages.config
index 049202779..14ffde1bc 100644
--- a/ShareX.UploadersLib/packages.config
+++ b/ShareX.UploadersLib/packages.config
@@ -2,7 +2,10 @@
 <packages>
   <package id="AWSSDK.Core" version="3.1.11.0" targetFramework="net40" />
   <package id="AWSSDK.S3" version="3.1.10.0" targetFramework="net40" />
-  <package id="MegaApiClient" version="1.2.2" targetFramework="net40" />
+  <package id="MegaApiClient" version="1.3.0" targetFramework="net40" />
+  <package id="Microsoft.Bcl" version="1.1.10" targetFramework="net40" />
+  <package id="Microsoft.Bcl.Build" version="1.0.14" targetFramework="net40" />
+  <package id="Microsoft.Net.Http" version="2.2.29" targetFramework="net40" />
   <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net40" />
   <package id="SSH.NET" version="2014.4.6-beta2" targetFramework="net40" />
   <package id="System.Net.FtpClient" version="1.0.5281.14359" targetFramework="net40" />
diff --git a/ShareX/ShareX.csproj b/ShareX/ShareX.csproj
index b85a063a7..606931f41 100644
--- a/ShareX/ShareX.csproj
+++ b/ShareX/ShareX.csproj
@@ -76,10 +76,6 @@
     <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="MegaApiClient, Version=1.2.2.209, Culture=neutral, PublicKeyToken=0480d311efbeb4e2, processorArchitecture=MSIL">
-      <HintPath>..\packages\MegaApiClient.1.2.2\lib\net40\MegaApiClient.dll</HintPath>
-      <Private>True</Private>
-    </Reference>
     <Reference Include="Microsoft.VisualBasic" />
     <Reference Include="Newtonsoft.Json, Version=9.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
       <HintPath>..\packages\Newtonsoft.Json.9.0.1\lib\net40\Newtonsoft.Json.dll</HintPath>
diff --git a/ShareX/app.config b/ShareX/app.config
index 05780f644..e4d0f28e1 100644
--- a/ShareX/app.config
+++ b/ShareX/app.config
@@ -10,6 +10,10 @@
         <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral" />
         <bindingRedirect oldVersion="0.0.0.0-9.0.0.0" newVersion="9.0.0.0" />
       </dependentAssembly>
+      <dependentAssembly>
+        <assemblyIdentity name="System.Net.Http" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
+        <bindingRedirect oldVersion="0.0.0.0-2.2.29.0" newVersion="2.2.29.0" />
+      </dependentAssembly>
     </assemblyBinding>
   </runtime>
   <uri>