How can Win10 system drawing tools zoom in and out?

Many friends want to enlarge or reduce photos (pictures) on the computer. There are many ways to enlarge or reduce photos (pictures). You can use Photoshop software or the system's own drawing tools. Expand or reduce the photo (picture). Here's how to use the system's own drawing tools to expand or reduce photos (pictures) for your friends' reference.
First, use the system's own drawing tools to expand the photo (picture):
In the lower left corner of the system, enter the [painting] in the search bar, click: drawing - desktop application, start the system's own drawing program ;

click [file] - open, locate the folder to save photos, click on the photo - the photo import a drawing tool window; after

import photos, we click [toolbar] - [image ] - [resize] icon;

(1) the percentage change photo Enlarged photo:
in resizing - percentage terms, change the percentage value to 200, in order to ensure the photo is not deformed, default maintaining the aspect ratio (M), and then click OK; after

we click OK, the photo on the expansion, click on: file - save as, and save the photos;

(2) change the photo pixels value expand photo:
us after you import photos, click [toolbar] - [image] - [resize] icon, [resize] key clicks: pixels;

adjusted to the pixel :308, to ensure that the photo is not deformed, the default is Aspect ratio (M), then click on: OK;

after we click OK, the photo on the expansion, click on: File - Save As, and save the photos.

Second, the system comes with drawing tools to narrow a picture (photo) method
(1) percentage change picture reduced picture:
we have to change the picture of a percentage value Enlarged Photo The method of changing the percentage value of the image is also very easy. After importing pictures in [resize] - the percentage of items, change the percentage value of 60, in order to ensure the picture is not deformed, keep the default aspect ratio (M), and then click OK;

we click OK after pictures it narrowed, click on: file - save as, and save the image;

(2) to change the image pixel values ​​decrease the picture:
Also, after you import images, click [toolbar] - [image] - [Resize] icon, click [Pixel] in [Resize] item;