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How to edit a PDF on iPhone

There are two ways to edit PDFs on iPhone: one is to use the system's own "file" app for basic editing, such as adding text, highlighting, signatures, etc.; the other is to use third-party tools such as Adobe Acrobat to achieve more complex text modification. The specific steps are as follows: 1. Edit with the "File" App: After opening the PDF, click the "Tag" button to add text boxes, set highlights or delete lines, click the " " sign to insert handwritten signatures; 2. Use a third-party app to process: For example, Adobe Acrobat supports editing original content, including adjusting text, font size and paragraph position, PDFExpert or WPSOffice is also a good choice; 3. It is recommended to save the copy first before editing and use "Share"

Jul 21, 2025 am 12:47 AM

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How to Mute & Unmute in Zoom on iPhone & iPad

Have you ever thought about how to mute or unmute everyone in a Zoom meeting, not just yourself? Are you curious about how to control your own microphone's mute and unmute functions within Zoom?If you're using Zoom on an iPhone, iPad, or Android devi

Jul 21, 2025 am 12:41 AM

Android Could Soon Get a Parental Controls Upgrade

SummaryGoogle's Android 16 Canary version introduces new parental control features aimed at improving child safety.These controls are not yet functional but may offer web filtering and app limitations.Enhanced child safety tools might be introduced i

Jul 21, 2025 am 12:38 AM

Will the iPhone 17 have better zoom capabilities?

iPhone 17 is expected to improve zoom capabilities in three aspects: optical zoom hardware, computing zoom enhancement and user experience optimization. 1. Optical zoom may be upgraded to 6x or higher, equipped with a larger periscope telephoto lens and improved low-light shooting performance; 2. Computational photography technology will enhance details preservation, smooth zoom transition and optimize video anti-shake; 3. Camera application may add special zoom controls, custom presets and better zoom preview experience, thereby improving operational intuitiveness and practicality.

Jul 21, 2025 am 12:37 AM

Home Screen Customization: How to Hide and Show Specific Home Screen Pages on Your iPhone

You can hide apps on your iPhone without actually deleting them from your device. While having your Home Screen neatly arranged with custom icons and folders is visually pleasing, there may be times when you'd prefer to conceal certain apps temporari

Jul 21, 2025 am 12:33 AM

Samsung Confirms S Pen Could Return to Future Galaxy Z Fold Models Despite Fold 7 Removal

Samsung's decision to remove S Pen support from the Galaxy Z Fold 7 sparked disappointment among users who valued the stylus functionality. However, the company has now revealed that this removal was a strategic trade-off rather than a permanent fare

Jul 21, 2025 am 12:26 AM

How to Make a Calendar Public on iPhone & iPad

You might already be familiar with the calendar sharing functionality available on your iPhone or iPad. But what if you need to share a calendar with more than just a handful of people? Fortunately, there's a more efficient method for that. You can a

Jul 21, 2025 am 12:22 AM

9 Apps That Help You Make Games on Android

Creating games for Android devices has become a very popular goal for many people. This is because Android has a huge audience worldwide, and many want to turn their creative ideas into real games. However, becoming an Android game developer can feel

Jul 21, 2025 am 12:19 AM

9 Tricks I Use to Make My iPhone and iPad Work Seamlessly With My Mac

Quick LinksHandoff Makes Switching Tasks Between Devices EffortlessSidecar Converts My iPad Into a Second Display for MacUniversal Control Enables One Mouse and Keyboard for All DevicesUniversal Clipboard Lets Me Transfer Content Between DevicesConti

Jul 21, 2025 am 12:08 AM

Will there be an iPhone 17 Ultra model?

iPhone 17 Ultra may appear, but there is no official news at present. 1. Apple's product line is clearly hierarchical, and Ultra as a top-end model may replace the ProMax position; 2. Market demand drives Ultra's naming retention or even expansion; 3. Technology progress brings more innovative possibilities to Ultra, such as stronger lenses, new materials, higher fast charging, etc.; 4. Although it has not been released yet, its appearance is not surprising from the perspective of strategies, demand and technical trends.

Jul 20, 2025 am 04:06 AM

How to stop iPhone from creating HEIC photos

To avoid the iPhone generating HEIC files, turn off the "Efficient Image Format" option. 1. Turn off "Efficient Image Format": Go to Settings > Camera > Format, turn off this option and use JPEG by default; 2. Turn on "Convert to JPEG in Sharing" in the "Photo" application, and automatically convert the format when sending photos; 3. Use third-party tools such as Mac preview, online conversion of websites or mobile APP to batch convert existing HEIC files; 4. Old systems can achieve compatibility processing by connecting to the computer and selecting the export method. These methods can be flexibly selected according to equipment and requirements.

Jul 20, 2025 am 04:05 AM

iPhone keeps disconnecting from Wi-Fi

IfyouriPhonekeepsdroppingitsWi-Ficonnection,startbycheckingforrouterornetworkissuessuchasoverload,channelcongestion,oroutdatedfirmware,andtryrestartingyourrouter.Next,forgettheWi-FinetworkonyouriPhoneandreconnecttoclearcorruptedsettings.Then,ensureyo

Jul 20, 2025 am 03:43 AM

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How to check iPhone warranty

Use the "Check Warranty" function of Apple's official website: Enter the serial number or IMEI number to check whether it is under warranty; 2. Check the AppleID device list: Confirm whether the device has been bound to other accounts to avoid iCloud lock problems; 3. Go to AppleStore or authorized service provider to check: Get the most accurate warranty and repair record information. The above method is applicable to iPhones with different purchasing channels, but the parallel cargo model may show abnormalities and needs to be judged based on the actual situation.

Jul 20, 2025 am 03:35 AM

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iPhone stuck in headphone mode

The problem of iPhone stuck in headphone mode can be solved by the following methods: first, check the headphone jack poor contact, plug and unplug the headphones or adapters multiple times, and clean up dust or foreign objects; second, check the Bluetooth device connection is confused, disconnect or reconnect the Bluetooth device; if it is invalid, force restart will be performed, and different models will operate differently; finally, if the problem persists, it may be hardware damage, and you need to go to the official after-sales service. Most cases can be solved by cleaning and restarting.

Jul 20, 2025 am 03:33 AM