• wait until the page is fully loaded: you may need to scroll down the entire page to be sure all elements are loaded
• click on the SingleFile button in the extension toolbar

Additional notes:

• You can select multiple tabs and save them by clicking on the SingleFile button .

You can customize the way SingleFile process a document through the options page. Right-click on SingleFile button in the browser toolbar and select "Options" in the context menu to open the options page.

Details :

• add entry in the context menu

  Check this option to display an entry in the context menu of the webpage to save the entire page or the selected part.

  It is recommended to check this option

• overlay a shadow on the page during processing

  Check this option to overlay a shadow on the page when SingleFile is retrieving page resources. This reminds you that you should not close the tab.

  It is recommended to check this option

• append the save date to the filename

  Check this option to append the save date of the webpage to the filename.

  It is recommended to check this option

• load lazy loaded images

  Check this option to try loading all the images that are not already loaded. This helps to get all the images without scrolling the page.

  It is recommended to check this option

• compress HTML

  Check this option to remove all HTML comments, and unneeded spaces or returns. This helps to reduce the size of the file without altering the document.

  It is recommended to check this option

• compress CSS

  Check this option to minify the CSS content. This helps to reduce the size of the file without altering the document.

  It is recommended to check this option

• remove frames

  Check this option to remove all frame and iframe elements. This can considerably reduce the size of the file without altering the document most of the time.

  It is recommended to check this option

• remove HTML import

  Check this option to remove all link elements used to import HTML documents. This can reduce the size of the file without altering the document most of the time.

  It is recommended to check this option

• remove scripts

  Check this option to remove all scripts. Unchecking this option may alter the document.

  It is recommended to check this option

• remove hidden elements

  Check this option to remove all hidden elements ( visibility = "hidden", or  display = "none", or  opacity = "0" CSS property values). This option may alter the document but can considerably reduce the size of the file.

  It is recommended to uncheck this option

• remove unused CSS rules

  Check this option to remove all CSS rules that do not match any element. Checking this this option may alter the document but can considerably reduce the size of the file. It may also introduce some incompatibilities issues in the saved page when opening it into another browser (i.e. not based on Chromium).

  It is recommended to uncheck this option

• save raw page

  Check this option to save the page without interpreting JavaScript. Checking this option may alter the document.

  It is recommended to uncheck this option

• Reset to default options

  Reset all the options to their default value.

• all images are converted into base64
• resources are injected in the document using data URI scheme
• data URI scheme is supported by all modern browsers.

If you find an unknown issue (i.e. frozen process, extra saved files, blank or altered document, tab crash...):

• reset SingleFile options
• if resetting options did not work, try to disable all other extensions to see if there is a conflict
• if there is a conflict then try to determine against which extension(s)
• please report the issue here with a short description describing how to reproduce the issue, Browser version, OS name and version.