Here's how you can delete individual Google Photos images:

1. On Android or iOS, open the app.

2. Tap on an image in your 'Photos' tab.

3a) If using Material Design:

i) Long press on a photo

ii) Select 'Delete from device'

b) (Alternatively), if using the older design:

- Go to the top right corner of your screen and tap three dots (More)

- Scroll down until you see 'Trash'

4. Tap ' Trash' or 'Bin'.

5a) If prompted, select 'OK' on the confirmation dialogue.

6. The image will be moved from its original location into your Google Photos Trash.

To permanently delete an item:

1. Go to https://photos.google.com/ (using a web browser).

2. Sign in with your Google account credentials if asked.

3a) Click 'Trash' at the top right corner of your screen.

b) Alternatively, you can search for 'trash' within the left-hand menu and select it when found.

4. Find the item(s) you want to permanently delete among those listed under 'On device'.

5. Select each one by ticking its checkbox next to its preview image.

6a) If prompted with another confirmation message asking if you're sure about erasing these items forever, click 'Delete'.

7b) Otherwise (if no prompt appears), the selected item(s) should now be permanently deleted from your Google account and all devices connected through Google Photos.

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