No, Samsung Galaxy A50 doesn't support wireless charging. To see the first look of this device: 

To see the complete specifications of this device: Samsung Galaxy A50

There are multiple ways of taking a screenshot on your phone. Let us explore them:

Xiaomi Redmi Note 7 supports both Google Cast and Miracast for its wireless display technology.To use Miracast with an Android-based TV, first go to your Redmi Note 7 phone's Settings -> More -> Wireless display.

To see the complete specifications of this device: Xiaomi Redmi Note 7

Yes, Samsung Galaxy A50 has an NFC feature but it doesn't have an IR Blaster.

To see the complete specifications of this device: Samsung Galaxy A50

The Reliance Jio Phone 3 is expected to launch around 28th June 2019. However, the date is not official yet and could be confirmed only after launch event.

Specs: Reliance Jio Phone 3

Water Resistance is systematic engineering in a digital product and Samsung Galaxy A20's built makes it easy to reach a great level of waterproofing. No, the Samsung Galaxy A20 is not waterproof.

Realme X Pro have just hit the Indian market and has got a lot lot of attention for its quality features and amazing design. 5G has not yet launched and so bands are not fixed. It is expected that phone should be able to support 5G and the technology is going to be launch real soon. 

You can see detailed specs here: Realme X Pro

No, Xiaomi Redmi K20 Pro does not support 5G. 5G is pretty new technology in the market, and very few mobiles support 5G.

You can check the specs of Xiaomi Redmi K20 Pro here: Xiaomi Redmi K20 Pro

You can explore to buy the Vivo Z1 Pro on EMI without a credit card as well. Paysense is one such portal which allows you to do so. Let us see the steps:

1. Check your card's eligibility.

2. Once you are sure that your card is eligible, you can simply go ahead and make the transaction.

You can check this video:

To cast your phone screen on your TV you need to have Chromecast.
Follow the steps to successfully cast your screen-

Before you begin casting

1. Connect your phone to a Wi-Fi network.
2. The mobile device, tablet or computer you are using to cast must be on the same Wi-Fi network as your Chromecast.
3. You must be running the latest version of the Chromecast-enabled app. You can always double check that you are on the latest version by visiting the Google Play Store.

Cast from Chromecast-enabled apps to your TV

1. Make sure that the phone you are using to cast is on the same Wi-Fi network as your Chromecast or TV with Chromecast built-in.
2. Open a Chromecast-enabled app.
3. Tap the Cast button Inactive cast extension.

   Note: The Cast button isn't located in the same place on all Chromecast-enabled apps.

4. Tap the device you'd like to cast to.






5. When you're connected, the Cast button will turn color, letting you know you're connected.
6. Select the app like Youtube, Browser, Google Music etc and look for the Cast icon as shown in the image below.

You can now cast videos, movies and TV shows directly to your TV.
To stop casting, tap the Cast button and then Disconnect.
You can also watch this step-by-step guide to do the same


You can check the complete specs of this phone: Oppo F11 Pro

Honestly speaking, fast charging is the most relevant and important feature these days in phones. You can charge your phone fully within minutes while you are getting ready to leave your home. No, Huawei Y9 Prime 2019 does not support fast charging. If configured correctly, the phone can give you up to a day's battery.

You can check the specs of Huawei Y9 Prime 2019 here: Huawei Y9 Prime 2019

No, Samsung Galaxy A30 does not possess any IP certification to protect your phone against water damage.

What to do if you accidentally dropped your phone in water:

You can see detailed product specifications here: Samsung Galaxy A30

Definitely, Xiaomi Redmi K20 Pro is not waterproof. Though it has a non-removable back cover, still it is not waterproof. It may sustain a few splashes of water, but it will not withstand a drop in water. IP67 or IP68 certification is not very easy to attain. All the ports, SIM stray, and speakers need to be waterproof and ensure no water penetrates. You need to be careful while using your phone, if it drops in water, you definitely need to get a new one.

You can check the specs of Xiaomi Redmi K20 Pro here: Xiaomi Redmi K20 Pro

You can explore to buy the Xiaomi Redmi K20 Pro on EMI without a credit card as well. Paysense is one such portal which allows you to do so. Let us see the steps:

Alternatively, you can buy using your debit card on select websites. Amazon supports this feature:

1. Check your card's eligibility.

2. Once you are sure that your card is eligible, you can simply go ahead and make the transaction.

You can check this video:

Honestly speaking, fast charging is the most relevant and important feature these days in phones. You can charge your phone fully within minutes while you are getting ready to leave your home. No, Realme 3 does not support fast charging. It has a 4000mAh battery.

Yes, the Xiaomi Redmi K20 Pro has NFC or the Near Field Communication.

Specs: Xiaomi Redmi K20 Pro

Samsung J4 Plus doesn't support full screen mirroring like screen mirroring in smartphones. But Samsung has offered a similar app for casting that is called samsung smart view. This app will help to cast some media files into your Smart TV. But it will not support the mirror screen.

To see the complete specifications of this device: Samsung Galaxy J4 Plus

Maximum smartphones have an inbuilt call recording feature these days. You just need to tap on the cassette symbol to start the recording. Still, there are phones which does not have this feature in built. For such phones, you can install the ACR app.

1. : Download the ACR call recording app from the play store. 
   

   
   

   
   

2. : Then Follow the instructions from the app and allow all the access to the app as shown in the Image below

   
   

3. : Ten-Tap the three bar on the top left of the app.

   
   

   
   

4. : There you will find the Enable option on the top.

   
   

   
   

5. : Enable it and enjoy the app.

   
   

   
   You can check our the video:

   
   

   
   

   Specs: Samsung Galaxy A20

   Samsung Service center: Samsung Mobile Customer Service Center