Chrome浏览器便携版跨平台安装技巧如下：
1. 首先，确保你的操作系统是Windows、macOS或Linux。
2. 下载Chrome浏览器的便携版安装包。可以从官方GitHub仓库（https://github.com/GoogleChrome/puppeteer）下载。
3. 打开终端或命令提示符，输入以下命令以安装Chrome浏览器：

sudo apt-get install -y google-chrome-stable

4. 等待安装过程完成。
5. 安装完成后，打开一个新的终端或命令提示符窗口。
6. 输入以下命令以启动Chrome浏览器：

google-chrome --user-data-dir=~/.config/google-chrome --disable-extensions --disable-dev-shm-usage --disable-gpu --no-sandbox --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev-shm-usage --disable-dev.sh.

7. 运行Chrome浏览器。现在你应该可以在任何支持Chrome扩展的平台上使用便携版Chrome浏览器了。