1. Allow camera access in system settings.
2. Close and reopen PrivaScan.
3. Make sure the document is well lit and contrasts with the background.
4. Update PrivaScan and your operating system when an update is available.

Use a sharp, evenly lit image, select the correct recognition language, and keep the page as flat and upright as possible. Always review important extracted text before using it.

Check available device storage and the target app's permissions. Try exporting to Files or Downloads first, then share the saved file through the system share sheet.

1. Confirm that the device uses the store account that made the purchase.
2. Open the subscription screen and select Restore Purchases.
3. Connect to the internet and reopen the app.
4. If the issue remains, email us with the store platform and order date. Do not send payment credentials.

PrivaScan primarily processes and stores documents locally. Files exported to another app, Photos, Files, or Downloads are managed by that destination. Keep a separate backup of important documents.

1. 在系统设置中允许相机权限。
2. 关闭并重新打开 PrivaScan。
3. 保证光线充足，并让文档与背景存在明显对比。
4. 有可用更新时，更新 PrivaScan 和操作系统。

请使用清晰、光线均匀的图片，选择正确的识别语言，并尽量保持页面平整、方向端正。重要识别结果在使用前应人工核对。

请检查设备可用存储空间和目标应用权限。可以先导出到“文件”或“下载”，再通过系统分享面板分享已保存文件。

1. 确认设备登录的是购买订阅时使用的应用商店账户。
2. 进入订阅页面并选择“恢复购买”。
3. 连接网络后重新打开应用。
4. 问题仍然存在时，请提供应用商店平台和购买日期，但不要发送支付凭据。

PrivaScan 主要在本地处理和保存文档。导出到其他应用、照片、文件或下载目录的副本由对应目标管理。请为重要文档单独保留备份。