我有很多.PNG图像，编号从1到259，总大小为250kb。在离线模式下使用应用程序时，我需要将这些图像用作缩略图。因此，我创建了包含所有这些资源的清单，然后使用html5指令将清单添加到应用程序的主页，但该应用程序无法离线运行。这是下面的清单；
CACHE MANIFEST
# version 10000
# This is a comment
CACHE:
offline.htm
tomcart.htm
bridgeOut.htm
explanation.htm
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Images/infomas.png
Images/futminna-logo.png
CSS/css/light-modal.min
CSS/css/animate.css
CSS/css/bootstrap.css
CSS/css/bootstrap.min.css
CSS/css/styles.css
Js/js/jquery.min.js
NETWORK:
server/server.php
#Note:
#The total file size to be cached for this app is 850kb.
我以前使用过清单文件，但文件数量有限，可以正常工作...我不知道为什么它无法正常工作。有没有解决的办法？任何可行的解决方案将不胜感激。谢谢。
不推荐使用应用程序缓存清单，并且在Chrome 83+中不起作用
https://caniuse.com/#feat=offline-apps
https://www.chromestatus.com/feature/6192449487634432
新的Web应用程序应围绕Service Workers构建。现有使用AppCache的应用程序应迁移到Service Workers。