diff --git a/source/packages/com_mokosuitebackup/src/Extension/MokoSuiteBackupComponent.php b/source/packages/com_mokosuitebackup/src/Extension/MokoSuiteBackupComponent.php
index 63329386..d9f4e012 100644
--- a/source/packages/com_mokosuitebackup/src/Extension/MokoSuiteBackupComponent.php
+++ b/source/packages/com_mokosuitebackup/src/Extension/MokoSuiteBackupComponent.php
@@ -45,7 +45,7 @@ class MokoSuiteBackupComponent extends MVCComponent
 				. ' .main-nav a[href*="com_mokosuitebackup"][href*="view=backups"] .sidebar-item-title::before { content: "\f1c0"; }'
 				. ' .main-nav a[href*="com_mokosuitebackup"][href*="view=profiles"] .sidebar-item-title::before { content: "\f013"; }'
 			);
-		} catch (\RuntimeException $e) {
+		} catch (\Exception $e) {
 			error_log('MokoSuiteBackup: boot() CSS injection failed: ' . $e->getMessage());
 		}
 	}
diff --git a/source/script.php b/source/script.php
index f4728626..bfbbe1cf 100644
--- a/source/script.php
+++ b/source/script.php
@@ -103,6 +103,11 @@ class Pkg_MokoSuiteBackupInstallerScript
 			}
 		} catch (\Exception $e) {
 			error_log('MokoSuiteBackup: Could not save download key: ' . $e->getMessage());
+			Factory::getApplication()->enqueueMessage(
+				'MokoSuiteBackup could not preserve your download/license key before the update. '
+				. 'Please verify your license key is still configured in System → Update Sites after this update completes.',
+				'warning'
+			);
 		}
 	}
 
@@ -213,7 +218,14 @@ class Pkg_MokoSuiteBackupInstallerScript
 		$htaccess = $backupDir . '/.htaccess';
 
 		if (!file_exists($htaccess)) {
-			file_put_contents($htaccess, "Order Deny,Allow\nDeny from all\n");
+			if (file_put_contents($htaccess, "Order Deny,Allow\nDeny from all\n") === false) {
+				error_log('MokoSuiteBackup: Failed to write .htaccess to ' . $backupDir);
+				Factory::getApplication()->enqueueMessage(
+					'MokoSuiteBackup created the backup directory but could not write an .htaccess file to protect it. '
+					. 'Please manually create <code>' . htmlspecialchars($htaccess) . '</code> with "Deny from all" to prevent direct web access.',
+					'warning'
+				);
+			}
 		}
 
 		$indexHtml = $backupDir . '/index.html';
@@ -262,6 +274,11 @@ class Pkg_MokoSuiteBackupInstallerScript
 			}
 		} catch (\Exception $e) {
 			error_log('MokoSuiteBackup: migrateDefaultBackupDir() failed: ' . $e->getMessage());
+			Factory::getApplication()->enqueueMessage(
+				'MokoSuiteBackup could not automatically migrate backup directory settings in your profiles. '
+				. 'Please review your backup profiles and ensure the backup directory is set correctly.',
+				'warning'
+			);
 		}
 	}
 
@@ -322,6 +339,11 @@ class Pkg_MokoSuiteBackupInstallerScript
 			$db->insertObject('#__scheduler_tasks', $task);
 		} catch (\Exception $e) {
 			error_log('MokoSuiteBackup: createDefaultScheduledTask() failed: ' . $e->getMessage());
+			Factory::getApplication()->enqueueMessage(
+				'MokoSuiteBackup could not create the default scheduled backup task. '
+				. 'Please create a scheduled task manually in System &rarr; Scheduled Tasks to enable automated backups.',
+				'warning'
+			);
 		}
 	}