diff --git a/.github/workflows/CodeCoverage.yml b/.github/workflows/CodeCoverage.yml
index 9915db2567..53e4f15664 100644
--- a/.github/workflows/CodeCoverage.yml
+++ b/.github/workflows/CodeCoverage.yml
@@ -37,6 +37,7 @@ jobs:
       run: |
         Install-Module Pester -Force
         [System.Environment]::SetEnvironmentVariable('M365DSCTelemetryEnabled', $false, [System.EnvironmentVariableTarget]::Machine);
+        Import-Module './Tests/TestHarness.psm1' -Force;
         $MaximumFunctionCount = 9999
         try
         {
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 30e0f69135..05a393c8fd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Change log for Microsoft365DSC
 
+## 1.20.1016.1
+
+* Fixed a permissions issue with the
+  Install-M365DSCDevBranch cmdlet (Issue #699 & #826)
+* DEPENDENCIES
+  * MSCloudLoginAssistant Updated to 1.0.41;
+  * SharePointPnPPowerShellOnline Updated to 3.26.2010.0;
+* MISC
+  * Improved Error log to include StackTrace for additional
+    info to help troubleshooting errors.
+
 ## 1.20.1014.1
 
 * TeamsVoiceRoute
diff --git a/Modules/Microsoft365DSC/DSCResources/MSFT_SCRetentionCompliancePolicy/MSFT_SCRetentionCompliancePolicy.psm1 b/Modules/Microsoft365DSC/DSCResources/MSFT_SCRetentionCompliancePolicy/MSFT_SCRetentionCompliancePolicy.psm1
index fadbe10c85..cdb4422315 100644
--- a/Modules/Microsoft365DSC/DSCResources/MSFT_SCRetentionCompliancePolicy/MSFT_SCRetentionCompliancePolicy.psm1
+++ b/Modules/Microsoft365DSC/DSCResources/MSFT_SCRetentionCompliancePolicy/MSFT_SCRetentionCompliancePolicy.psm1
@@ -564,7 +564,7 @@ function Set-TargetResource
     if (('Present' -eq $Ensure) -and ('Absent' -eq $CurrentPolicy.Ensure))
     {
         Write-Verbose -Message "Creating new Retention Compliance Policy $Name"
-        $CreationParams.Add("Name", $Identity)
+        $CreationParams.Add("Name", $Name)
         $CreationParams.Remove("Identity") | Out-Null
         New-RetentionCompliancePolicy @CreationParams
     }
diff --git a/Modules/Microsoft365DSC/Dependencies/Images/APIPermissions.png b/Modules/Microsoft365DSC/Dependencies/Images/APIPermissions.png
new file mode 100644
index 0000000000..057b5c80c6
Binary files /dev/null and b/Modules/Microsoft365DSC/Dependencies/Images/APIPermissions.png differ
diff --git a/Modules/Microsoft365DSC/Dependencies/Images/AppId.png b/Modules/Microsoft365DSC/Dependencies/Images/AppId.png
new file mode 100644
index 0000000000..a79747238e
Binary files /dev/null and b/Modules/Microsoft365DSC/Dependencies/Images/AppId.png differ
diff --git a/Modules/Microsoft365DSC/Dependencies/Images/CertPath.png b/Modules/Microsoft365DSC/Dependencies/Images/CertPath.png
new file mode 100644
index 0000000000..364b87e9a8
Binary files /dev/null and b/Modules/Microsoft365DSC/Dependencies/Images/CertPath.png differ
diff --git a/Modules/Microsoft365DSC/Dependencies/Images/CertificateThump.png b/Modules/Microsoft365DSC/Dependencies/Images/CertificateThump.png
new file mode 100644
index 0000000000..c242005bc2
Binary files /dev/null and b/Modules/Microsoft365DSC/Dependencies/Images/CertificateThump.png differ
diff --git a/Modules/Microsoft365DSC/Dependencies/Images/ExportCertThumb.png b/Modules/Microsoft365DSC/Dependencies/Images/ExportCertThumb.png
new file mode 100644
index 0000000000..98a54cbe65
Binary files /dev/null and b/Modules/Microsoft365DSC/Dependencies/Images/ExportCertThumb.png differ
diff --git a/Modules/Microsoft365DSC/Dependencies/Images/userpwdpng.png b/Modules/Microsoft365DSC/Dependencies/Images/userpwdpng.png
new file mode 100644
index 0000000000..367ae6d13e
Binary files /dev/null and b/Modules/Microsoft365DSC/Dependencies/Images/userpwdpng.png differ
diff --git a/Modules/Microsoft365DSC/Microsoft365DSC.psd1 b/Modules/Microsoft365DSC/Microsoft365DSC.psd1
index 86ede8e476..f6d04b2dec 100644
--- a/Modules/Microsoft365DSC/Microsoft365DSC.psd1
+++ b/Modules/Microsoft365DSC/Microsoft365DSC.psd1
@@ -3,7 +3,7 @@
 #
 # Generated by: Microsoft Corporation
 #
-# Generated on: 2020-10-14
+# Generated on: 2020-10-16
 
 @{
 
@@ -11,7 +11,7 @@
     # RootModule = ''
 
     # Version number of this module.
-    ModuleVersion     = '1.20.1014.1'
+    ModuleVersion     = '1.20.1016.1'
 
     # Supported PSEditions
     # CompatiblePSEditions = @()
@@ -93,7 +93,7 @@
         },
         @{
             ModuleName      = "MSCloudLoginAssistant"
-            RequiredVersion = "1.0.40"
+            RequiredVersion = "1.0.41"
         },
         @{
             ModuleName      = "ReverseDSC"
@@ -101,7 +101,7 @@
         },
         @{
             ModuleName      = "SharePointPnPPowerShellOnline"
-            RequiredVersion = "3.25.2009.1"
+            RequiredVersion = "3.26.2010.0"
         }
     )
 
diff --git a/Modules/Microsoft365DSC/Modules/M365DSCLogEngine.psm1 b/Modules/Microsoft365DSC/Modules/M365DSCLogEngine.psm1
index 0f82180b6e..ae21b3bb2b 100644
--- a/Modules/Microsoft365DSC/Modules/M365DSCLogEngine.psm1
+++ b/Modules/Microsoft365DSC/Modules/M365DSCLogEngine.psm1
@@ -23,7 +23,7 @@ function New-M365DSCLogEntry
     try
     {
         $VerbosePreference = 'Continue'
-        Write-Host "$($Global:M365DSCEmojiRedX) Logging a new Error"
+        Write-Host "$($Global:M365DSCEmojiRedX)"
 
         #region Telemetry
         $driftedData = [System.Collections.Generic.Dictionary[[String], [String]]]::new()
@@ -32,6 +32,7 @@ function New-M365DSCLogEntry
         $driftedData.Add("Exception", $Error.Exception.ToString())
         $driftedData.Add("CustomMessage", $Message)
         $driftedData.Add("Source", $Source)
+        $driftedData.Add("StackTrace", $Error.ScriptStackTrace)
         Add-M365DSCTelemetryEvent -Type "Error" -Data $driftedData
         #endregion
 
@@ -47,10 +48,13 @@ function New-M365DSCLogEntry
         $LogContent += "{" + $Error.CategoryInfo.Category.ToString() + "}`r`n"
         $LogContent += $Error.Exception.ToString() + "`r`n"
         $LogContent += "`"" + $Message + "`"`r`n"
+        $LogContent += $Error.ScriptStackTrace + "`r`n"
         $LogContent += "`r`n`r`n"
 
         # Write the error content into the log file;
+        $LogFileName = Join-Path -Path (Get-Location).Path -ChildPath $LogFileName
         $LogContent | Out-File $LogFileName -Append
+        Write-Host "Error Log created at {$LogFileName}" -ForegroundColor Cyan
     }
     catch
     {
@@ -82,37 +86,37 @@ function Add-M365DSCEvent
 
     $LogName = 'M365DSC'
 
-    if ([System.Diagnostics.EventLog]::SourceExists($Source))
-    {
-        $sourceLogName = [System.Diagnostics.EventLog]::LogNameFromSourceName($Source, ".")
-        if ($LogName -ne $sourceLogName)
-        {
-            Write-Verbose -Message "[ERROR] Specified source {$Source} already exists on log {$sourceLogName}"
-            return
-        }
-    }
-    else
+    try
     {
-        if ([System.Diagnostics.EventLog]::Exists($LogName) -eq $false)
+        if ([System.Diagnostics.EventLog]::SourceExists($Source))
         {
-            #Create event log
-            $null = New-EventLog -LogName $LogName -Source $Source
+            $sourceLogName = [System.Diagnostics.EventLog]::LogNameFromSourceName($Source, ".")
+            if ($LogName -ne $sourceLogName)
+            {
+                Write-Verbose -Message "[ERROR] Specified source {$Source} already exists on log {$sourceLogName}"
+                return
+            }
         }
         else
         {
-            [System.Diagnostics.EventLog]::CreateEventSource($Source, $LogName)
+            if ([System.Diagnostics.EventLog]::Exists($LogName) -eq $false)
+            {
+                #Create event log
+                $null = New-EventLog -LogName $LogName -Source $Source
+            }
+            else
+            {
+                [System.Diagnostics.EventLog]::CreateEventSource($Source, $LogName)
+            }
         }
-    }
 
-    try
-    {
         Write-EventLog -LogName $LogName -Source $Source `
             -EventID $EventID -Message $Message -EntryType $EntryType
     }
     catch
     {
         Write-Verbose -Message $_
-        Add-M365DSCEvent -Message $_ -EntryType 'Error' `
-            -EventID 1 -Source $($MyInvocation.MyCommand.Source)
+        $Message = "Could not write to event log"
+        New-M365DSCLogEntry -Error $_ -Message $Message -Source "[M365DSCLogEngine]"
     }
 }
diff --git a/Modules/Microsoft365DSC/Modules/M365DSCReverseGUI.psm1 b/Modules/Microsoft365DSC/Modules/M365DSCReverseGUI.psm1
index 62b2002f85..6266599757 100644
--- a/Modules/Microsoft365DSC/Modules/M365DSCReverseGUI.psm1
+++ b/Modules/Microsoft365DSC/Modules/M365DSCReverseGUI.psm1
@@ -799,7 +799,7 @@ function Show-M365DSCGUI
                 catch
                 {
                     $Message = "Could not initiate the ReverseDSC Extraction"
-                    New-M365DSCLogEntry -Error $_ -Message $Message_ -Source "[M365DSCReverseGUI]"
+                    New-M365DSCLogEntry -Error $_ -Message $Message -Source "[M365DSCReverseGUI]"
                 }
             })
         $panelMenu.Controls.Add($btnExtract);
diff --git a/Modules/Microsoft365DSC/Modules/M365DSCUtil.psm1 b/Modules/Microsoft365DSC/Modules/M365DSCUtil.psm1
index 4bbc34ba84..3e9147a2cf 100644
--- a/Modules/Microsoft365DSC/Modules/M365DSCUtil.psm1
+++ b/Modules/Microsoft365DSC/Modules/M365DSCUtil.psm1
@@ -1385,9 +1385,11 @@ function Install-M365DSCDevBranch
     [CmdletBinding()]
     param()
     #region Download and Extract Dev branch's ZIP
+    Write-Host "Downloading the Zip package..." -NoNewline
     $url = "https://github.com/microsoft/Microsoft365DSC/archive/Dev.zip"
     $output = "$($env:Temp)\dev.zip"
     $extractPath = $env:Temp + "\O365Dev"
+    Write-Host "Done" -ForegroundColor Green
 
     Invoke-WebRequest -Uri $url -OutFile $output
 
@@ -1399,19 +1401,41 @@ function Install-M365DSCDevBranch
     $dependencies = $manifest.RequiredModules
     foreach ($dependency in $dependencies)
     {
-        Install-Module $dependency.ModuleName -RequiredVersion $dependency.RequiredVersion -Force -AllowClobber
-        Import-Module $dependency.ModuleName -Force
+        Write-Host "Installing {$($dependency.ModuleName)}..." -NoNewLine
+        $existingModule = Get-Module $dependency.ModuleName -ListAvailable | Where-Object -FilterScript {$_.Version -eq $dependency.RequiredVersion}
+        if ($null -eq $existingModule)
+        {
+            Install-Module $dependency.ModuleName -RequiredVersion $dependency.RequiredVersion -Force -AllowClobber | Out-Null
+        }
+        Import-Module $dependency.ModuleName -Force | Out-Null
+        Write-Host "Done" -ForegroundColor Green
     }
     #endregion
 
     #region Install M365DSC
+    Write-Host "Updating the Core Microsoft365DSC module..." -NoNewline
     $defaultPath = 'C:\Program Files\WindowsPowerShell\Modules\Microsoft365DSC\'
     $currentVersionPath = $defaultPath + ([Version]$($manifest.ModuleVersion)).ToString()
+    
+    Copy-Item "$extractPath\Microsoft365DSC-Dev\Modules\Microsoft365DSC\*" `
+        -Destination $defaultPath -Recurse -Force
+
+    Import-Module ($defaultPath + "Microsoft365DSC.psd1") -Force | Out-Null
+    $oldModule = Get-Module 'Microsoft365DSC' | Where-Object -FilterScript {$_.ModuleBase -eq $currentVersionPath}
+    Remove-Module $oldModule -Force | Out-Null
     if (Test-Path $currentVersionPath)
     {
-        Remove-Item $currentVersionPath -Recurse -Confirm:$false
+        try
+        {
+            Remove-Item $currentVersionPath -Recurse -Confirm:$false -Force `
+                -ErrorAction Stop
+        }
+        catch
+        {
+            Write-Verbose $_
+        }
     }
-    Copy-Item "$extractPath\Microsoft365DSC-Dev\Modules\Microsoft365DSC" -Destination $currentVersionPath -Recurse -Force
+    Write-Host "Done" -ForegroundColor Green
     #endregion
 }