diff --git a/src/Module/Admin/Site.php b/src/Module/Admin/Site.php
index ef7d5b9871..a6e73cea4a 100644
--- a/src/Module/Admin/Site.php
+++ b/src/Module/Admin/Site.php
@@ -388,10 +388,6 @@ class Site extends BaseAdmin
 		/* Banner */
 		$banner = DI::config()->get('system', 'banner');
 
-		if ($banner == false) {
-			$banner = '<a href="https://friendi.ca"><img id="logo-img" width="32" height="32" src="images/friendica.svg" alt="logo" /></a><span id="logo-text"><a href="https://friendi.ca">Friendica</a></span>';
-		}
-
 		$email_banner = DI::config()->get('system', 'email_banner');
 
 		if ($email_banner == false) {
diff --git a/src/Module/Update/Display.php b/src/Module/Update/Display.php
index 4b84cba7a8..9f149d7dc8 100644
--- a/src/Module/Update/Display.php
+++ b/src/Module/Update/Display.php
@@ -59,9 +59,9 @@ class Display extends DisplayModule
 		$parentUriId = $item['parent-uri-id'];
 
 		if (empty($force)) {
-			$browserUpdate = $this->pConfig->get($profileUid, 'system', 'update_interval');
-			if (!empty($browserUpdate)) {
-				$updateDate = date(DateTimeFormat::MYSQL, time() - (intval($browserUpdate) / 500));
+			$browserUpdate = intval($this->pConfig->get($profileUid, 'system', 'update_interval') ?? 40000);
+			if ($browserUpdate >= 1000) {
+				$updateDate = date(DateTimeFormat::MYSQL, time() - ($browserUpdate * 2 / 1000));
 				if (!Post::exists([
 					"`parent-uri-id` = ? AND `uid` IN (?, ?) AND `received` > ?",
 					$parentUriId, 0,
diff --git a/src/Object/Api/Mastodon/Status.php b/src/Object/Api/Mastodon/Status.php
index 2889388558..eae53ef4a9 100644
--- a/src/Object/Api/Mastodon/Status.php
+++ b/src/Object/Api/Mastodon/Status.php
@@ -114,7 +114,7 @@ class Status extends BaseDataTransferObject
 		$visibility = ['public', 'private', 'unlisted'];
 		$this->visibility = $visibility[$item['private']];
 
-		$languages = json_decode($item['language'], true);
+		$languages = json_decode($item['language'] ?? '', true);
 		if (is_array($languages)) {
 			reset($languages);
 			$this->language = key($languages);
diff --git a/src/Util/JsonLD.php b/src/Util/JsonLD.php
index 25ce74fcc7..51d15cb10a 100644
--- a/src/Util/JsonLD.php
+++ b/src/Util/JsonLD.php
@@ -140,7 +140,7 @@ class JsonLD
 	 * @return array Compacted JSON array
 	 * @throws Exception
 	 */
-	public static function compact($json, bool $logfailed = true)
+	public static function compact($json, bool $logfailed = true): array
 	{
 		jsonld_set_document_loader('Friendica\Util\JsonLD::documentLoader');
 
@@ -203,6 +203,11 @@ class JsonLD
 
 		$json = json_decode(json_encode($compacted, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE), true);
 
+		if ($json === false) {
+			Logger::notice('JSON encode->decode failed', ['orig_json' => $orig_json, 'compacted' => $compacted]);
+			$json = [];
+		}
+
 		return $json;
 	}
 
diff --git a/static/settings.config.php b/static/settings.config.php
index 3ec7fef9b7..4cebd0955b 100644
--- a/static/settings.config.php
+++ b/static/settings.config.php
@@ -64,6 +64,10 @@ return [
 		// Themes users can change to in their settings.
 		'allowed_themes' => 'frio,vier',
 
+		// banner (HTML string)
+		// HTML snippet of the top navigation banner. Not supported by frio.
+		'banner' => '<a href="https://friendi.ca"><img id="logo-img" width="32" height="32" src="images/friendica.svg" alt="logo" /></a><span id="logo-text"><a href="https://friendi.ca">Friendica</a></span>',
+
 		// cache_contact_avatar (Boolean)
 		// Cache versions of the contact avatars. Uses a lot of storage space
 		'cache_contact_avatar' => true,