diff --git a/README.md b/README.md
index c631bf55..318956e4 100644
--- a/README.md
+++ b/README.md
@@ -13,12 +13,12 @@ InstagramApiSharp's private version - Under developing. Check [#243](https://git
 
 
 -----
-InstagramApiSharp's public version - Update date: April 5, 2019 - End Of Support!!!
+InstagramApiSharp's public version - Update date: February 24, 2020 - End Of Support(from April 5, 2019)!!!
 
 | Target | Branch | Version | Download link | Total downloads |
 | ------ | ------ | ------ | ------ | ------ |
-| Nuget | master | v1.4.0.1 | [![NuGet](https://img.shields.io/nuget/v/InstagramApiSharp.svg)](https://www.nuget.org/packages/InstagramApiSharp) | [![NuGet downloads](https://img.shields.io/nuget/dt/InstagramApiSharp.svg)](https://www.nuget.org/packages/InstagramApiSharp) |
-| Release | master | v1.4.0.1 | [![Release](http://s9.picofile.com/file/8353468992/releases.PNG)](https://github.com/ramtinak/InstagramApiSharp/releases/latest) | |
+| Nuget | master | v1.5.0.0 | [![NuGet](https://img.shields.io/nuget/v/InstagramApiSharp.svg)](https://www.nuget.org/packages/InstagramApiSharp) | [![NuGet downloads](https://img.shields.io/nuget/dt/InstagramApiSharp.svg)](https://www.nuget.org/packages/InstagramApiSharp) |
+| Release | master | v1.5.0.0 | [![Release](http://s9.picofile.com/file/8353468992/releases.PNG)](https://github.com/ramtinak/InstagramApiSharp/releases/latest) | |
 
 ## WARNING!!!
 Use [InstagramApiSharp](https://github.com/ramtinak/InstagramApiSharp/)'s free versions at your own risk! I'm not responsible for free versions anymore!!!!
@@ -107,6 +107,14 @@ Task<IResult<object>>
 Check [Wiki pages](https://github.com/ramtinak/InstagramApiSharp/wiki) for documentation.
 
 ## Version changes
+v1.5.0.0
+- [Update] api version and signature key to v126.0.0.25.121
+- [Update] Headers and constants
+- [Update] GetUserTimelineFeedAsync, Constants and some others
+- [Update] a lot of things related to login and other things
+- [Add] SendRequestsBeforeLoginAsync to InstaApi
+- [Add] SendRequestsAfterLoginAsync to InstaApi
+
 v1.4.0.1
 - Change license to MIT
 
diff --git a/src/InstagramApiSharp/InstagramApiSharp.csproj b/src/InstagramApiSharp/InstagramApiSharp.csproj
index 105767c0..3228ef80 100644
--- a/src/InstagramApiSharp/InstagramApiSharp.csproj
+++ b/src/InstagramApiSharp/InstagramApiSharp.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <TargetFrameworks>netstandard2.0;net452;uap10.0;netstandard1.3</TargetFrameworks>
-    <VersionPrefix>1.4.0</VersionPrefix>
+    <VersionPrefix>1.5.0</VersionPrefix>
     <TreatWarningsAsErrors>True</TreatWarningsAsErrors>
     <AssemblyName>InstagramApiSharp</AssemblyName>
     <PackageId>InstagramApiSharp</PackageId>
@@ -11,9 +11,9 @@
     <GenerateAssemblyCompanyAttribute>false</GenerateAssemblyCompanyAttribute>
     <GenerateAssemblyProductAttribute>false</GenerateAssemblyProductAttribute>
     <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
-    <Version>1.4.0.0</Version>
-    <AssemblyVersion>1.4.0.0</AssemblyVersion>
-    <FileVersion>1.4.0.0</FileVersion>
+    <Version>1.5.0.0</Version>
+    <AssemblyVersion>1.5.0.0</AssemblyVersion>
+    <FileVersion>1.5.0.0</FileVersion>
     <Description>A complete Private Instagram API for .NET.
 
 
@@ -34,11 +34,19 @@ Support:
 - and many more.
 
 See example projects and wiki pages to find out how this library works.</Description>
-    <Authors>Ramtin Jokar, Ali NGame1</Authors>
+    <Authors>Ramtin Jokar</Authors>
     <RepositoryType></RepositoryType>
     <RepositoryUrl>https://github.com/ramtinak/InstagramApiSharp/</RepositoryUrl>
     <PackageProjectUrl>https://github.com/ramtinak/InstagramApiSharp/</PackageProjectUrl>
-    <PackageReleaseNotes>v1.4.0.0
+    <PackageReleaseNotes>v1.5.0.0
+[Update] api version and signature key to v126.0.0.25.121
+[Update] Headers and constants
+[Update] GetUserTimelineFeedAsync, Constants and some others
+[Update] a lot of things related to login and other things
+[Add] SendRequestsBeforeLoginAsync to InstaApi
+[Add] SendRequestsAfterLoginAsync to InstaApi
+
+v1.4.0.0
 - [Add] GetTopicalExploreFeedAsync to FeedProcessor (new explore page)
 	Supports explore categories, ig tv videos