diff --git a/snappymail/v/0.0.0/app/libraries/MailSo/Base/Collection.php b/snappymail/v/0.0.0/app/libraries/MailSo/Base/Collection.php
index 6ea389829..0605b89cc 100644
--- a/snappymail/v/0.0.0/app/libraries/MailSo/Base/Collection.php
+++ b/snappymail/v/0.0.0/app/libraries/MailSo/Base/Collection.php
@@ -74,6 +74,7 @@ abstract class Collection extends \ArrayObject implements \JsonSerializable
 		return $this;
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		$aNames = \explode('\\', \get_class($this));
diff --git a/snappymail/v/0.0.0/app/libraries/MailSo/Imap/Responses/ACL.php b/snappymail/v/0.0.0/app/libraries/MailSo/Imap/Responses/ACL.php
index 3604b9e3e..2cfd8b509 100644
--- a/snappymail/v/0.0.0/app/libraries/MailSo/Imap/Responses/ACL.php
+++ b/snappymail/v/0.0.0/app/libraries/MailSo/Imap/Responses/ACL.php
@@ -40,6 +40,7 @@ class ACL implements \JsonSerializable
 		return \in_array($right, $this->rights);
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		return $this->rights;
diff --git a/snappymail/v/0.0.0/app/libraries/MailSo/Mail/Attachment.php b/snappymail/v/0.0.0/app/libraries/MailSo/Mail/Attachment.php
index 93ccb71ae..a84938d1b 100644
--- a/snappymail/v/0.0.0/app/libraries/MailSo/Mail/Attachment.php
+++ b/snappymail/v/0.0.0/app/libraries/MailSo/Mail/Attachment.php
@@ -163,6 +163,7 @@ class Attachment implements \JsonSerializable
 		return $this;
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		return array(
diff --git a/snappymail/v/0.0.0/app/libraries/MailSo/Mail/Folder.php b/snappymail/v/0.0.0/app/libraries/MailSo/Mail/Folder.php
index c437c87c2..1dbde14e8 100644
--- a/snappymail/v/0.0.0/app/libraries/MailSo/Mail/Folder.php
+++ b/snappymail/v/0.0.0/app/libraries/MailSo/Mail/Folder.php
@@ -201,6 +201,7 @@ class Folder implements \JsonSerializable
 		return $this->oImapFolder->GetMetadata($sName);
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 /*
diff --git a/snappymail/v/0.0.0/app/libraries/MailSo/Mail/Message.php b/snappymail/v/0.0.0/app/libraries/MailSo/Mail/Message.php
index 2f9bb11f9..ce52e241e 100644
--- a/snappymail/v/0.0.0/app/libraries/MailSo/Mail/Message.php
+++ b/snappymail/v/0.0.0/app/libraries/MailSo/Mail/Message.php
@@ -625,6 +625,7 @@ class Message implements \JsonSerializable
 		return $oMessage;
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		return array(
diff --git a/snappymail/v/0.0.0/app/libraries/MailSo/Mail/MessageCollection.php b/snappymail/v/0.0.0/app/libraries/MailSo/Mail/MessageCollection.php
index 5e780f908..428e80baa 100644
--- a/snappymail/v/0.0.0/app/libraries/MailSo/Mail/MessageCollection.php
+++ b/snappymail/v/0.0.0/app/libraries/MailSo/Mail/MessageCollection.php
@@ -88,6 +88,7 @@ class MessageCollection extends \MailSo\Base\Collection
 		throw new \BadMethodCallException('disallowed');
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		return array_merge(parent::jsonSerialize(), array(
diff --git a/snappymail/v/0.0.0/app/libraries/MailSo/Mime/Email.php b/snappymail/v/0.0.0/app/libraries/MailSo/Mime/Email.php
index deee8c145..5a74ab8a0 100644
--- a/snappymail/v/0.0.0/app/libraries/MailSo/Mime/Email.php
+++ b/snappymail/v/0.0.0/app/libraries/MailSo/Mime/Email.php
@@ -254,6 +254,7 @@ class Email implements \JsonSerializable
 		return \trim($sReturn);
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		return array(
diff --git a/snappymail/v/0.0.0/app/libraries/RainLoop/Config/AbstractConfig.php b/snappymail/v/0.0.0/app/libraries/RainLoop/Config/AbstractConfig.php
index 92fa46634..a3e8672b5 100644
--- a/snappymail/v/0.0.0/app/libraries/RainLoop/Config/AbstractConfig.php
+++ b/snappymail/v/0.0.0/app/libraries/RainLoop/Config/AbstractConfig.php
@@ -55,6 +55,7 @@ abstract class AbstractConfig implements \JsonSerializable
 		return \is_array($this->aData) && \count($this->aData);
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		return $this->aData;
diff --git a/snappymail/v/0.0.0/app/libraries/RainLoop/Model/Account.php b/snappymail/v/0.0.0/app/libraries/RainLoop/Model/Account.php
index d4ffc9347..eb8aa36f6 100644
--- a/snappymail/v/0.0.0/app/libraries/RainLoop/Model/Account.php
+++ b/snappymail/v/0.0.0/app/libraries/RainLoop/Model/Account.php
@@ -130,6 +130,7 @@ abstract class Account implements \JsonSerializable
 		$this->sProxyAuthPassword = $sProxyAuthPassword;
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		return array(
diff --git a/snappymail/v/0.0.0/app/libraries/RainLoop/Model/Domain.php b/snappymail/v/0.0.0/app/libraries/RainLoop/Model/Domain.php
index 80b377ecc..cb801ff53 100644
--- a/snappymail/v/0.0.0/app/libraries/RainLoop/Model/Domain.php
+++ b/snappymail/v/0.0.0/app/libraries/RainLoop/Model/Domain.php
@@ -400,6 +400,7 @@ class Domain implements \JsonSerializable
 		);
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		return array(
diff --git a/snappymail/v/0.0.0/app/libraries/RainLoop/Model/Identity.php b/snappymail/v/0.0.0/app/libraries/RainLoop/Model/Identity.php
index 037d41fc5..9029fd5f6 100644
--- a/snappymail/v/0.0.0/app/libraries/RainLoop/Model/Identity.php
+++ b/snappymail/v/0.0.0/app/libraries/RainLoop/Model/Identity.php
@@ -161,6 +161,7 @@ class Identity implements \JsonSerializable
 		);
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		return array(
diff --git a/snappymail/v/0.0.0/app/libraries/RainLoop/Plugins/Property.php b/snappymail/v/0.0.0/app/libraries/RainLoop/Plugins/Property.php
index 187f6847b..4a223800e 100644
--- a/snappymail/v/0.0.0/app/libraries/RainLoop/Plugins/Property.php
+++ b/snappymail/v/0.0.0/app/libraries/RainLoop/Plugins/Property.php
@@ -151,6 +151,7 @@ class Property implements \JsonSerializable
 		return $this->sPlaceholder;
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		return array(
diff --git a/snappymail/v/0.0.0/app/libraries/RainLoop/Plugins/PropertyCollection.php b/snappymail/v/0.0.0/app/libraries/RainLoop/Plugins/PropertyCollection.php
index c61a1241c..1c59b3bf0 100644
--- a/snappymail/v/0.0.0/app/libraries/RainLoop/Plugins/PropertyCollection.php
+++ b/snappymail/v/0.0.0/app/libraries/RainLoop/Plugins/PropertyCollection.php
@@ -15,6 +15,7 @@ class PropertyCollection extends \ArrayObject implements \JsonSerializable
 		$this->sLabel = $sLabel;
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		return array(
diff --git a/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/AddressBook/Classes/Contact.php b/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/AddressBook/Classes/Contact.php
index 736e2f4f8..9a81c61b5 100644
--- a/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/AddressBook/Classes/Contact.php
+++ b/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/AddressBook/Classes/Contact.php
@@ -588,6 +588,7 @@ class Contact implements \JsonSerializable
 		return true;
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		$properties = array();
diff --git a/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/AddressBook/Classes/Property.php b/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/AddressBook/Classes/Property.php
index 02bdcff8c..3c41525e4 100644
--- a/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/AddressBook/Classes/Property.php
+++ b/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/AddressBook/Classes/Property.php
@@ -146,6 +146,7 @@ class Property implements \JsonSerializable
 		}
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		// Simple hack
diff --git a/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/AddressBook/Classes/Tag.php b/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/AddressBook/Classes/Tag.php
index c5973a680..a4f2f1102 100644
--- a/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/AddressBook/Classes/Tag.php
+++ b/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/AddressBook/Classes/Tag.php
@@ -31,6 +31,7 @@ class Tag implements \JsonSerializable
 		$this->ReadOnly = false;
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		return array(
diff --git a/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/Filters/Classes/Filter.php b/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/Filters/Classes/Filter.php
index 41ba1e561..905b80caf 100644
--- a/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/Filters/Classes/Filter.php
+++ b/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/Filters/Classes/Filter.php
@@ -204,6 +204,7 @@ class Filter implements \JsonSerializable
 		return !empty($this->aConditions);
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		return array(
diff --git a/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/Filters/Classes/FilterCondition.php b/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/Filters/Classes/FilterCondition.php
index 0b40a9d52..c5453d51a 100644
--- a/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/Filters/Classes/FilterCondition.php
+++ b/snappymail/v/0.0.0/app/libraries/RainLoop/Providers/Filters/Classes/FilterCondition.php
@@ -74,6 +74,7 @@ class FilterCondition implements \JsonSerializable
 		return $aResult;
 	}
 
+	#[\ReturnTypeWillChange]
 	public function jsonSerialize()
 	{
 		return array(
diff --git a/snappymail/v/0.0.0/app/libraries/snappymail/qrcode.php b/snappymail/v/0.0.0/app/libraries/snappymail/qrcode.php
index 338ae3d3d..5cbd95de2 100644
--- a/snappymail/v/0.0.0/app/libraries/snappymail/qrcode.php
+++ b/snappymail/v/0.0.0/app/libraries/snappymail/qrcode.php
@@ -654,10 +654,8 @@ abstract class QRUtil {
 				}
 			}
 		}
-		$ratio = \abs(100 * $darkCount / $moduleCount / $moduleCount - 50) / 5;
-		$lostPoint += $ratio * 10;
 
-		return $lostPoint;
+		return $lostPoint + \intval(\abs(100 * $darkCount / $moduleCount / $moduleCount - 50) * 10 / 5);
 	}
 
 	static function getBCHTypeInfo($data)