With a computer, you can upload batch images. There are two ways to upload images on this forum.
1. In our database.
2. Outside database.
There are four steps to uploading it in our database.
Step 1: Click on attachement below. As it is in the image below. 
Step 2: Click on browse and select the picture you want to upload from your phone or computer. 
Step 3: Click on add to upload the file. 
Step 4: Now, this is the question. Where do you want the picture to appear? Place your cursor inside the box where you want the picture to appear, then scroll down and click place inline below.
The moment you click on "place inline," the image link will appear inside your text box.
You can copy and paste it in any location you want or just leave it there. The link will look like this [attàchment=0]name-of-picture.png[/attàchment].
After you're done adding as many as your you want, click submit.
The second way to upload images is to upload it into a third-party website and post the link here. Wrap it with an img tag. Example: [ìmg]Image—URL[/ìmg].
Step 1: Click on Add image to post below and it'll redirect you to postimage.com website.
Step 2: Click on choose image and select any image of your choice from your phone or computer.
Step 3: It will load and automatically add a link inside your message box.
Upload as many as you want, then submit.
Note: Your image will be small, but don't worry. When clicked on, it'll be big. If you want to make it big yourself, then click on Preview and when the picture appears, click on it and it will take you to Postimage's website. click on share.
Now, copy the second link. Come back to your text box, remove the first link it generated, paste the new one, and wrap an img tag around it, then submit.