Share 3 ways to blur. Censor sensitive or sensitive information in photos. Easy to do via iPhone. Some methods don’t need to load more apps. Use the tools available on your iPhone!
How to blur a person’s face in a photo Sensor important data in photos on iPhone
before we share or send pictures Sometimes we may need to blur or censor sensitive information in photos to protect our personal information such as ID numbers. credit card number Faces of people we don’t know in pictures. Here are some simple ways to help blur important information.
1. Use the Mark Up tool
Use the Mark Up tool on your iPhone to edit photos.
The method is to open the image, then tap “Edit” > select tools. 
Mark Up
From there may be used as a highlighter pen. It is advisable to use the solid line as possible. and choose a solid color
Use your finger to drag the information you don’t want to reveal. If we feel that it is too thin, we can go over it for one more round.
Example of using credit card number sensor
Or you can choose to use geometric shapes to cover important information in the picture.
by selecting the tool Mark Up as before, then tap on the + sign and then use a square shape.
Choose the format as solid. Then choose to use the desired color > adjust the size of the square. Then drag and close the important information in the picture.
Example of using the sensor in front of another person
Try the Add Text Tool in Mark Up > Use Emoji Instead of Letters.
Tap on the font style adjuster. Then choose to expand the book to a size that is enough to cover the face of the person.
2. Use the Censor App: Blur & Pixelate Photos (Free App)
Download the app: https://apps.apple.com/en/app/censor-blur-pixelate-photos/id1125820377
For the Censor: Blur & Pixelate Photos app, there is a blur tool. and mosaic tools for us to use
Select a square tool style. You can then use either the blur tool (water drop shape) or the mosaic tool.
With the tool selected, drag the area you want to blur. then let go
The resulting image will be something like this.
3. Use the app blur and mosaic (free app)
Another app that I would like to recommend is an app called “Blur and Mosaic” This app has a very easy to use mosaic tool.
Download the app : https://apps.apple.com/th/app/Blur and Tile-Mosaic/id964220645?l=en
Select the Mosaic tool. You can also drag your finger to blur the person’s face in the photo.
All in all, this is a very simple method that we can use to blur or mask important information in a photo. I can follow it.
source – idownloadblog