IT之家9月28日消息 深度操作系统今天发布深度操作系统 20（1003）内测活动招募说明，IT之家获悉，本次操作系统将新增手机助手，支持安卓和iOS端，方便管理手机应用、文件等。
内测说明地址：https://bbs.deepin.org/forum.php?mod=viewthread&tid=202861
更新说明：
1、新增手机助手，支持安卓和iOS端，方便管理手机应用、文件等
2、优化打印预览，包括设置打印份数、页码范围、打印方向
3、优化时间日期设置，支持设置时间格式
4、优化计算器，增加科学计算功能
5、优化硬件相关功能，包括电源、声音、Wi-Fi等
6、优化系统性能，提升整体流畅度
7、优化更新部分深度应用，包括菜单布局、交互体验等
8、修复上个版本发布后用户反馈部分问题
更多功能等待你去探索体验
升级方法：
1、将系统修改为内部测试源，终端执行以下命令：
sudo dedit /etc/apt/sources.list
2、然后使用以下内容覆盖sources.list文件，然后保存并退出。
## Generated by deepin-installer
deb [by-hash=force] https://community-packages.deepin.com/deepin/ apricot main contrib non-free
#deb-src https://community-packages.deepin.com/deepin/ apricot main contrib non-free
deb [trusted=yes] https://proposed-packages.deepin.com/dde-apricot unstable main contrib non-free
3、在终端执行以下命令：
sudo apt-get update && sudo apt-get dist-upgrade （可能需要注销重启）
Hi everyone, to ensure the quality of Deepin 20 (1003) coming soon, we're going to start the internal test of Deepin 20 (1003). Hope all internal test group members take an active part in this activity. Thank you!
For procedures and details of the internal testing, please visit:
https://bbs.deepin.org/forum.php?mod=viewthread&tid=202957
Changelog:
1. Added the Phone Assistant app, which supports managing applications, files, songs etc on Android and iOS phones.
2. Optimized the print preview, including the number of print copies, page number range, and printing direction.
3. Optimized the Date and Time module, which supports time format settings.
4. Optimized the Calculator app, supporting scientific calculation now.
5. Optimized hardware related functions, including power, sound, Wi-Fi.
6. Optimized system performance and improved overall fluency.
7. Optimized some deepin applications, including menu layout, interactive experience.
8. Fixed some problems from user feedback after the release of the last version.
Got to explore more features!
https://shimo.im/docs/k9pSakXhhmA6MbY4
Upgrade method:
1.Change the sources, run in terminal:
sudo dedit /etc/apt/sources.list
2.Paste the following contents to sources.list, then save and exit.
## Generated by deepin-installer
deb [by-hash=force] https://community-packages.deepin.com/deepin/ apricot main contrib non-free
#deb-src https://community-packages.deepin.com/deepin/ apricot main contrib non-free
deb [trusted=yes] https://proposed-packages.deepin.com/dde-apricot unstable main contrib non-free
3.Execute sudo apt-get update && sudo apt-get dist-upgrade command in terminal. After upgrade successful, please reboot your computer.
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