- Replaced the unavailable China HD 2023 map source with an alternative satellite imagery source, now named China Map.
- Improved base package installation: select a valid folder before installing, receive a clear warning when disk space is insufficient, and retain the installed package list if the online list cannot be loaded.
- Added a warning and disabled night textures when ArcGIS is unavailable.
- Improved disk cache recovery and low-disk-space handling.
- Improved map fallback and added a warning texture when both primary and backup map sources fail.
- Improved update downloads and rate-limit messages, and made network diagnostics display map names.
- 将无法使用的中国高清2023地图源替换为其他卫星影像源，并更名为“中国地图”。
- 改进底包安装：安装前需选择有效目录，磁盘空间不足时会显示明确提示；在线列表加载失败时保留本地已安装列表。
- ArcGIS 无法访问时显示提示并关闭夜景贴图。
- 改进磁盘缓存损坏恢复和磁盘空间不足时的处理。
- 改进地图源回退，并在主备地图源均不可用时显示提示贴图。
- 改进更新下载和请求限流提示，网络诊断现在显示地图名称。