Troubleshooting Typst

You see Fix
"tinymist is not installed." Click Set Up Typst, or install it yourself.
tinymist shows Found, does not run Preferences › Toolchain › Reinstall.
The preview says Connecting or Reconnecting for a long time Restart Texpile.
"Nothing to preview yet." The document has an error. Fix it in Problems.
The preview shows another file than the one open The preview shows the main file. Right-click the open file › Set as Main File.
Clicking the PDF does not jump to the source Only the preview jumps back. Turn on Preview in Configure Compile Command….
A font warning Install the font, or use a name the warning suggests.
A @preview/... package does not load The first compile with a package needs the internet.
"tinymist would read ... in that path as a placeholder." Rename the file or folder so it has no $root, $dir, $name, {p}, {0p}, {n} or {t}.
"Nothing was exported." Fix the page range.
No completion or hover They work in the source editor only.
Format Document is missing from the Format menu Switch to the source editor.