How to create and manage iMessage iPhone chat groups
The iPhone iMessage group chat feature helps us text and chat more easily with many people, instead of sending individual messages.
If you're going to sell or give away an old iPhone, the first thing you need to do is erase your personal data to make sure your private information is not seen by others. The SIM may contain some important personal information such as contacts, messages, etc. Moreover, the SIM contains important keys that allow you to connect to the SIM provider. In addition to deleting data manually, you also have a lot of other options for doing this. The following is an article on how to delete personal data on iPhone SIM .
There are certainly many ways to help you erase the data on your iPhone's SIM . One way is to manually delete, ie you will delete each contact, each message stored on your SIM card. This is definitely the most time-consuming and labor-intensive method. Moreover, with this way of erasing the data can still be recovered by recovery software.
iMyFone Umate Pro and iMyFone Umate Pro for Mac are among themost effective data deletion apps that allow you to delete all files on iPhone SIM. This application ensures all data is completely erased and 100% cannot be recovered because it overwrites all that data.


To do that, follow the steps below:
Step 1: Start iMyFome Umate Pro and connect the device to the computer.
Step 2: Select Erase All Data.
Step 3: Click Erase Now.
Step 4: Enter Delete to confirm the delete command, then select Erase Now.
Thus, all data stored on the SIM has been permanently deleted.
NOTE:
You can also delete all data by going to Settings> General> Reset> Erase All Content and Settings . However, the data deleted in this way will not be completely overwritten.

The methods listed above are only suitable when you want to delete all data on the iPhone SIM card. However, in case you just want to delete certain contacts or files, how would you do it?
iMyFone Umate also allows you to selectively delete data. Follow the instructions below to delete the files you want:
Step 1: Select Erase Private Data and click on Scan . iMyFone will start scanning all personal data on your device.
Step 2: After the scan is complete, you can select the files you want to delete on the SIM and select Erase Now.
Step 3: Enter Delete to confirm and select Erase Now.
Now, you have more ways to delete data on iPhone SIM, helping to protect your personal information. Hopefully through this article, you will find a way that best suits your goals.
I wish you successful implementation!
The iPhone iMessage group chat feature helps us text and chat more easily with many people, instead of sending individual messages.
For ebook lovers, having a library of books at your fingertips is a great thing. And if you store your ebooks on your phone, you can enjoy them anytime, anywhere. Check out the best ebook reading apps for iPhone below.
You can use Picture in Picture (PiP) to watch YouTube videos off-screen on iOS 14, but YouTube has locked this feature on the app so you cannot use PiP directly, you have to add a few more small steps that we will guide in detail below.
On iPhone/iPad, there is a Files application to manage all files on the device, including files that users download. The article below will guide readers on how to find downloaded files on iPhone/iPad.
Near Field Communication is a wireless technology that allows devices to exchange data when they are in close proximity to each other, typically within a few centimeters.
Apple introduced Adaptive Power, which works alongside Low Power Mode. Both extend iPhone battery life, but they work in very different ways.
If you frequently need to contact someone, you can set up speed calling on your iPhone, with a few simple steps.
Rotating the screen horizontally on iPhone helps you watch movies or Netflix, view PDFs, play games,... more conveniently and have a better experience.
Reverse image search on iPhone is very simple when you can use the browser on the device, or use some 3rd party applications for more search options.
Today's technological developments can allow you to directly extract text from images captured with a smartphone camera.
As soon as you update your iPhone to the official iOS 16 version, you will be able to set an iPhone wallpaper without covering your face when adjusting the wallpaper according to the depth effect.
While Apple's Photos app is useful for basic tasks like cropping photos, it doesn't offer many advanced editing features. And that's where a third-party photo editor comes in handy.
You can use iCloud Keychain or iCloud Keychain to save your passwords and easily access them on your iPhone. Here's how to recover deleted passwords on your iPhone.
The Phone app on iPhone when upgraded to iOS 18 has been updated with a call history search feature. Below are instructions for searching call history on iPhone.
The Wallet app on iOS 26 lets you store physical card information alongside your digital payment card. This feature lets you quickly access your account number, expiration date, and other information without having to carry your physical card.
Growth doesn’t always look like adding more. Sometimes it looks like cutting away what’s no longer helping. Across industries, a quiet shift is happening among business owners who’ve stopped chasing every new trend, subscription, and “solution” that lands in their inbox. Instead, they’re pruning.
Transporting bulky goods presents a unique set of challenges. Whether you’re moving furniture, heavy machinery, construction materials, or large appliances, ensuring that these items reach their destination safely, on time, and without unnecessary expense requires a carefully thought-out approach.
If you no longer need to use Galaxy AI on your Samsung phone, you can turn it off with a very simple operation. Below are instructions for turning off Galaxy AI on your Samsung phone.
If you don't need to use any AI characters on Instagram, you can also quickly delete them. Here's how to delete AI characters on Instagram.
The delta symbol in Excel, also known as the triangle symbol in Excel, is used a lot in statistical data tables, expressing increasing or decreasing numbers, or any data according to the user's wishes.
In addition to sharing a Google Sheets file with all sheets displayed, users can choose to share a Google Sheets data area or share a sheet on Google Sheets.
Users can also customize to disable ChatGPT memory whenever they want, on both mobile and computer versions. Below are instructions for disabling ChatGPT memory.
By default, Windows Update will automatically check for updates and you can also see when the last update was. Here is a guide to see when Windows last updated.
Basically, the operation to delete eSIM on iPhone is also simple for us to follow. Below are instructions to delete eSIM on iPhone.
In addition to saving Live Photos as videos on iPhone, users can convert Live Photos to Boomerang on iPhone very simply.
Many apps automatically enable SharePlay when you FaceTime, which can cause you to accidentally press the wrong button and ruin the video call you're making.
When you enable Click to Do, the feature works and understands the text or image you click on and then makes judgments to provide relevant contextual actions.
Turning on the keyboard backlight will make the keyboard glow, useful when operating in low light conditions, or making your gaming corner look cooler. There are 4 ways to turn on the laptop keyboard light for you to choose from below.
There are many ways to enter Safe Mode on Windows 10, in case you cannot enter Windows and cannot enter. To enter Safe Mode Windows 10 when starting the computer, please refer to the article below of WebTech360.
Grok AI has now expanded its AI photo generator to transform personal photos into new styles, such as creating Studio Ghibli style photos with famous animated films.