This summary of the video was created by an AI. It might contain some inaccuracies.
00:00:00 – 01:48:33
In this video, Tony from iTechCheck reviews and tests different screen protectors for the Samsung Galaxy S21 Ultra, assessing their compatibility with the in-display fingerprint sensor and functionality with the S Pen. Key products include screen protectors from Super Shields, Spigen NeoFlex, AM Films, Kitteo, EGV, and amFilm. The video extensively details the installation process for each protector, identifying pros and cons such as ease of installation, bubble formation, dust issues, and touch sensitivity.
The film protectors generally perform well with fingerprint sensors but often show marks from S Pen use and tend to pick up fingerprints. Conversely, tempered glass protectors present issues like poor adhesive quality, leading to fingerprint sensor failures and camera smudging despite their scratch resistance. The video also discusses the installation of tempered glass camera protectors and highlights their alignment and non-interference with photo quality.
The presenter concludes that while some protectors work effectively, others—especially certain tempered glass options—are less reliable. The video stresses the importance of proper installation techniques, including avoiding bubbles and ensuring full adhesive spreading, often involving more elaborate methods like using UV LED curing. Ultimately, the reviewers provide recommendations based on overall performance, ease of use, and functionality, pointing out that some protectors are better suited for specific needs such as privacy or heavy S Pen usage.
00:00:00
In this part of the video, Tony from iTechCheck tests various screen protectors for the Samsung Galaxy S21 Ultra. He provides links and timestamps for each product reviewed. Tony emphasizes finding effective screen protectors, especially those compatible with in-display fingerprint sensors. He begins with film screen protectors and the first one tested is from Super Shields. He demonstrates the installation process, mentions the absence of alcohol preps, and comments on potential dust issues and bubble marks. He advises viewers to make sure all air bubbles are removed before peeling off the final layer. The screen protector works well with the fingerprint sensor but shows marks when using an S Pen. Tony concludes that while the protector adheres well and fits with cases, it’s not ideal for frequent S Pen users due to visible marks. Moving on to the Spigen NeoFlex protector, Tony notes the lack of cleaning materials and shows the installation process, which involves spraying the protector and phone for alignment.
00:10:00
In this part of the video, the focus is on the installation and evaluation of a screen protector. The process begins by centering the screen protector on the phone and using a squeegee to remove any water, followed by drying it off. The edges are pressed down firmly, and after waiting three minutes, the fingerprint sensor is tested and found to work flawlessly.
The S Pen is tested and shows some resistance, with faint swirl marks visible on the screen protector. The screen protector offers more resistance than others, which helps in using the fingerprint sensor. The video shows there are no bubbles, and the screen protector is case-friendly. It is noted that fingerprints do not show up significantly on the screen.
The segment then introduces “AM Films Elastic Skin HD Clear Screen Protector,” detailing the provided accessories and installation process. This involves using an adhesive pad, an alignment tool, and a squeegee to apply the screen protector, ensuring a bubble-free installation.
00:20:00
In this segment of the video, the presenter reviews a screen protector installation and its performance. The installation process is straightforward using the provided guide and tools. They caution against pressing too hard to avoid leaving marks and note that the screen protector feels slightly rubbery, which might affect the smoothness compared to glass.
The fingerprint sensor works well, but the use of an S Pen leaves visible marks, which could be a downside for users who frequently use the pen. The screen protector adheres well to the phone and does not lift when placed inside a case, making it case-friendly.
After 12 hours, most bubbles have disappeared, though some small ones remain, which should vanish within 48 hours. Despite picking up dust and minor imperfections during installation, the fingerprint sensor and overall function remain effective. The only significant drawback mentioned is the protector’s tendency to show fingerprints easily. Overall, the screen protector is given a positive review.
00:30:00
In this part of the video, the presenter demonstrates the installation process of a screen protector, highlighting several steps and observations. Initially, they remove labels and align the screen protector using a guide, pressing it down and using a squeegee to eliminate bubbles. The presenter notes some dust and bubbles but suggests these might disappear over time. Functionality with the fingerprint sensor and S Pen is tested, with mixed results; the sensor works well, but the S Pen leaves slight marks and the protector has a grippy texture unlike smooth glass.
The presenter also mentions issues when using a phone case, as edges of the protector may lift. They move on to another screen protector, demonstrating a similar installation process with less bubble presence and better edge adhesion. This second protector also works well with the fingerprint sensor and has a slightly grippy feel. Finally, the presenter tests the S Pen, noting similar resistance and marking issues, but overall, they find this second protector more satisfactory.
00:40:00
In this part of the video, the reviewer covers the installation and evaluation of a rubbery type screen protector that offers slight resistance, making it easier to use the fingerprint sensor and avoiding edge lifting when used with a case. The protector does show swirl marks from the S Pen and easily picks up fingerprints. Next, the reviewer installs a tempered glass camera protector by carefully aligning it and ensuring it is pressed down evenly, resulting in protected lenses without degrading photo quality.
The reviewer then moves on to install film screen protectors from two different brands. For each, they detail the step-by-step installation process, emphasizing the importance of avoiding bubbles and ensuring proper alignment with the camera and edges. Each film protector displays a slight resistance when using the S Pen, leaves minor marks, picks up fingerprints, but works well with in-display fingerprint sensors. One of the screen protectors is a privacy film that also demonstrated similar results but with the added benefit of privacy. Overall, the reviewers find these protectors effective and rate them positively despite minor issues like S Pen markings and slight grip.
00:50:00
In this part of the video, the presenter evaluates two types of screen protectors for a device. The first is a film screen protector, which he notes has a slight visual distortion due to its privacy features and picks up fingerprints easily but works well with the S Pen and in-display fingerprint sensor despite a minor bubble issue.
The second is a tempered glass screen protector, which includes problematic adhesive sections, especially over the camera and fingerprint sensor areas. The presenter dislikes the adhesive-induced smudging on the camera and finds the fingerprint sensor often fails to recognize inputs post-installation. He advises against using these tempered glass protectors due to these issues, even though the S Pen function remains unaffected and the screen remains scratch-free.
The final part introduces another tempered glass protector, which the presenter begins to install and describe. This protector also features privacy functionality, blocking visibility from side angles.
01:00:00
In this segment of the video, the speaker tests various screen protectors, primarily focusing on their compatibility with fingerprint sensors and overall functionality. The first screen protector tested completely fails at recognizing fingerprints, although it offers good touch sensitivity and S Pen performance, and includes a privacy feature. The speaker advises against using it due to its fingerprint issues. Subsequent screen protectors are evaluated in terms of touch sensitivity, fingerprint recognition, and installation fit. One protector doesn’t fit the phone properly, leading to a recommendation to avoid it. Another allows partial fingerprint functionality but with a delay, earning a hesitant thumbs up. Finally, a screen protector using liquid adhesive is introduced, featuring comprehensive installation accessories and UV LED curing, indicating a more detailed setup process.
01:10:00
In this part of the video, the process of properly applying various components for a screen protector installation is detailed. The main steps include:
1. **Attachment of Foam Stoppers**: A short stopper is placed under the camera bump and a longer one at the bottom.
2. **Foam Stickers Over Buttons**: Small stickers go over the power button, and the longer one over the volume button to prevent liquid adhesive from entering.
3. **Speaker Grill Protection**: Ensuring the protective sticker aligns perfectly to avoid adhesive getting inside the speaker.
4. **Placement of Top and Bottom Guides**: Guides are attached by peeling off stickers and pressing firmly with no gaps.
5. **Applying Liquid Adhesive**: Cutting off the vial’s end, placing it in the center, and releasing the adhesive by twisting off the cap.
6. **Screen Protector Installation**: Aligning and placing the screen protector carefully, ensuring the adhesive spreads without pushing on it.
7. **Dealing with Adhesive Overflow**: Cleaning up excess adhesive that spills out.
8. **Curing Process**: Using a power bank to cure the adhesive for specified times.
9. **Clean-up and Testing**: Removing installation guides and stickers, testing the fingerprint sensor (re-registering fingerprints is recommended), confirming touch functionality, S Pen performance, and checking the case compatibility.
Issues like adhesive overflow and screen protector alignment difficulties were noted, even though functionality tests post-installation worked well.
01:20:00
In this part of the video, the reviewer discusses the pros and cons of a specific screen protector, mentioning that while the installation is difficult, the protector does work. They explain how to remove the screen protector easily and proceed with installing back camera protectors, highlighting that these are possibly glass and mentioning the aesthetic match for black phones.
Next, the reviewer covers installing an EGV tempered glass screen protector, detailing the items included in the package and warning viewers to cover phone ports to avoid liquid adhesive damage. They emphasize the importance of covering all ports and buttons, describing the method and tools used in the installation, from the application tray to the UV light process.
The installation concludes with a series of steps to ensure the adhesive spreads correctly, warning about potential issues such as adhesive leaking and lifting the protector. The reviewer attempts to use the fingerprint sensor but notes it doesn’t work correctly despite multiple attempts, concluding that the screen protector installation might negate the sensor’s functionality. Consequently, they recommend passing on this screen protector due to this critical flaw.
01:30:00
In this part of the video, the reviewer discusses installing and testing various screen protectors. Initially, they criticize a tempered glass screen protector for its tendency to collect fingerprints and faulty fingerprint sensor performance, giving it a thumbs down. They then move on to a screen protector by Kitteo, detailing the installation process with various components like a squeegee, a USB Type-C cable, and a UV light to harden the adhesive. Despite a straightforward installation and no bubbles, the reviewer notes that the edges of the protector failed to adhere properly, resulting in a negative evaluation. Following this, they discuss an LK branded screen protector, noting its similarity to a previously reviewed product and opting to skip it. Finally, they present an amFilm tempered glass screen protector, detailing a more elaborate installation process involving adhesive vials, a UV LED, and a leveling tool. The process emphasizes ensuring a level surface for even adhesive distribution and thorough placement of components like speaker grille stickers.
01:40:00
In this part of the video, the speaker demonstrates the steps to install a screen protector on a Galaxy S21 Ultra. They carefully align the protector, making sure the adhesive spreads evenly, especially in the corners. A UV lamp is used to cure the adhesive for specified intervals at different sections of the screen. After curing, any excess adhesive is cleaned off, and the functionality of the phone, including the fingerprint sensor and S Pen, is tested. The speaker confirms that the screen protector fits well with the case and does not interfere with screen usage. They also mention that the protector is likely the best option available and encourage viewers to like, comment, and subscribe for more content.