where are lightroom previews stored?

Lightroom is fetching previews of the images that will be imported into the catalog when you first open it.

To edit an embedded preview in Lightroom, first open the preview in question. Next, select the text or image that you want to edit. Finally, click the “Edit” button located at the bottom of the preview window.

Yes, you can edit smart previews in Lightroom.

There are pros and cons to using smart previews in Lightroom. On the pro side, they can speed up your workflow. On the con side, they can sometimes be unreliable, and they can take up space on your hard drive. Ultimately, it’s up to you whether or not you use them.

Unfortunately, exporting smart previews is not currently possible.

There are a few reasons why Lightroom might be showing embedded previews. One possibility is that you have selected a file that is being previewed in an online viewer, such as Google Drive or Dropbox. If you’re using one of these viewers, then the previews will be embedded in the files themselves.
Another possibility is that you’ve copied a photo to your computer and opened it in Lightroom.

Lightroom previews usually take up about 1MB of disk space.

Lightroom previews are a way to see your photos before you finalize them. They help you make decisions about what to keep and what to delete.

No, you don’t need to backup Lightroom previews. However, it’s a good idea to back them up as part of your regular photo storage strategy.

If you delete Lightroom smart previews, the photos will be permanently deleted from your hard drive.

Yes, it’s perfectly fine to delete Lightroom previews. Previews are just a way for you to see how your photos will look before you finalize them, and they can be easily restored if you change your mind later.

There are a few ways to export previews in Lightroom. You can use the Export Previews command in the File menu, or you can use the Export Photos command on the Photo tab of the Edit menu.

There are a few ways to change where Lightroom saves previews:
In the Preferences dialog box, under the File Handling tab, click on the Save Previews In menu and select a location.
Right-click on a photo in the Library and select Save As from the context menu.
Press Command+S (Mac) orCtrl+S (Windows) to save the photo as a JPEG file.

Smart previews are located in the Develop module under the Previews tab.

There are a few ways to clean up Lightroom previews:
-Delete the preview: Click on the preview in the Library module and select Delete from the menu.
-Select all the previews and choose Edit > Purge Deleted Photos. This will delete all the previews for photos that have been deleted from your library.
-Select a preview and press D to toggle its visibility on and off. This will show or hide the preview for that photo in the Library module.