How to know you are using wi fi is safe or not

Opera Free VPN - Unlimited VPN

Every mobile WIFi  user has a doubt.  Either  that using WiFi is safe or not. We are using in many public places with free access. So we should aware of that WiFi security. And another  problem is ad tracers  in mobile.

So for these problems Opera introduce an app “Opera VPN”.by installing this we should know about our wifi security level .in this app it provides A and B grades for WiFi security levels. And we can block the ads by using this app.

With opera VPN The ability to determine WiFi network security level, as well as connection encryption and protection from threats .

Opera VPN is one of the best and fastest ways to 

access more of your favorite online content for 

free. 

With super-fast VPN servers and other premium 

features included for free, Opera VPN is a smart choice for you.

This app allow you to change the region . by changing the region you can search their local site. example in India if you press Google you can go “google.co.in. if you change the region to Singapore then you can go “google.co.th”. 

Best English Learning Mobile Apps In India

 Best English Learning Mobile Apps In India:
   
                     You want to become fluent in English language. Here is the solution with many of mobile apps without any school and teachers and books. You can download the apps and learn English. if you have the desire to learn English that’s enough to learn English through smart phone. now we have look about the English learning apps

1.     Hello English:  by using this app you can learn English from 21 other languages.you can daily get home work from this app. Every days you can do this. And every day they teach some English words with usage . in this app there are 425 lessons to learn.

2.       Communicative English: After learning the English language it is very important to communicate with that language to others. For that we have to know about tenses , part of speech, prefix, suffix . like that we have many different parts is there in English. For these problems communicative English app is the best solution.

3.       Powerful spoken English: in this app there are 136 pages fast and fluent spoken English courses are available. With these lessons we can learn English quickly .

4.       Learn English with English leap: This app provides 8 levels. In every level there are 10 lessons. In each lesson we have real time practical words and sentences are available. With that we can learn communicative English easily .

5.       English for office staff:  this app is used for communicating with employees in an organization. This app will help you while your talking with co employees and also it will teach you how to do phone conversation with others and office presentations and much more.

6.       Enguru spoken English app: practical knowledge is more important than the learning. So this app will  allow you to talk with others to practice the English language. This app will help you how to talk with others in restaurants, theaters  and airport.

7.       English words conversation: this app will conduct quiz type  of questions . you have to find the answers for that question. This app is user friendly.

8.       Speaking English- talk2me: this is will help you how to spell the words fluently. In speaking topics division you can hear conversation of English you can practice here and go to challenge division there you can pronounce the words fastly.  By doing this you can learn English language quickly and efficiently.

9.       Every day English video lessons: in this app there are many divisions like “how to speak real English”, “free lessons”, “making friends”, “travel”, “shopping”, and “dining” . for each division we have videos by clicking on that video you can learn English.

10.   English speaking vocabulary: this app will help you to learn vocabulary in English. It will show How to spell the words.

How to hide and unhide the control panel in windows

how to disable and enable 

the control panel in windows OS:

Step 1: Go to Run prompt, enter 'gpedit.msc' (without quotes) and click OK. Note that this might require administrator level elevation.

Step 2: The Local Group Policy Editor will now be opened up, having a dual-pane interface. In the left pane, navigate to User Configuration > Administrative Templates > Control Panel.

Step 3: Now in the right pane, double click on the 'Prohibit access to Control Panel and PC settings' option. Once the configuration box opens up, use the radio buttons on the top left corner of the box to change the setting's value from 'Not Configured' to 'Enabled'. When done, click OK and close the Local Group Policy Editor.

You've successfully disabled Control Panel in Windows. Going forward, whenever someone tries to access Control Panel, they'll be greeted with an error message saying that the operation has been cancelled due to restrictions in effect on the computer.

It's also worth noting that the above method also removes the system links of Control Panel from locations such as Windows Explorer. To enable access to Control Panel again, follow the same steps as above and in Step 3 change the setting back to 'Not Configured'.

Hottest best features of Android 7.0 Nougat latest OS

Best ever seen features of android 7.0 nougat :

Google new android nougat 7.0 already introduced its bête version. Now  it s release the standard version of nougat 7.0  throw out the world stsrting with nexes devices. The android N  has all new features  like improve performance, battery life, notifications, security and accessibility and many more.

1.Multi tasking support

2. More quick setting options

3. improved google key board

4. Enhanced notification panel

5. long battery life

6.best new apps

7. best file manager

8.root level  contacts blocking

9. better emergency  lock screen

Now we are going to know about the new features briefly  

 1. Multi tasking support:

Android OS Mobile manufactures like Samsung , LG have supported multiple apps in the same window for long back. but finally google Nougat making it is inbuilt in OS android.

Android Nougat will allow the users can open two or more apps in split screen mode . its not only for nexus devices , its support all devices that supports Nougt OS. The new OS Gives the flexibility to users display of various apps and users can create it too with new dimensions.

For example  a user can use face book while watching you tube video.

 2.Quick setting Options:

Android N supports more quick setting options when slide down the screen where you can find 9 quick options and even you can access more options b swiping to the right.

You can see the screen shot below.

 3. new features:

   In Android N google key board is also has some new features. The search bar brings new themes for the keyboard . users can modify the keyboard by removing boarders between keys and adding colors between keys.

 4.Enhanced Notifications:

This is the best and biggest update in android N. in this OS users can directly replay to chats from notification bar. And expand the notification bar in more ways.

 5. Battery and Data :

A new feature that was introduced in android marshmallow. Now in android N it has some new features .Doze will work when phone is in use but it also work when screen is turned off. This feature improves battery life of the mobile phone.

 6. New recent apps:

The recent Apps button in the Right bottom of the screen behave like double tapping the recent apps button also double tapping the button when the app is already open will take to the app you and open just before.

 7. Best file manager

Android got a native file manager with Marshmallow (even though file manager apps have been available on Google Play Store for quite a long time). However, it’s been quite basic and does not let you do much other than exploring folders and copying files. With Nougat, the native file manager is getting new features.

Among these are hamburger menus, searchability by file types and folders, the option to move and share files and Google Drive integration. You can even have multiple instances of the file browser open at the same time.

  8. Root level contacts blocking:

In android N you can block the contact at system level that means if you block the contact in contact list it will also reflects in whats app and hike and messengers also.this is very best feature in android N. 

  9.Best emergency lock screen:

 A potentially life-saving feature of Android Nougat is the ability to have crucial medical info shown on the lock screen.

  10.   Internalization :

Multiple localities support and supports more local languages , language performences.

  

  11.   Privacy and security :

In android N we have new direct boot, seamless software updates, file based encryption and scoped folder access.

Best five password options

password is the security to our device.now a days every one using passwords for data and personal information protection.there are several number of options available in the security system. there are 5 important options are widely used throwout  out the world
those are

1. typing password

2.finger print access

3.voice based passwords

4.retina based passwords (eye)

5.Heart beat based passwords

6.Face recognition  based passwords

now we are going know about these password types in depth

1.  Typing passwords:
   These are the normal every one used passwords. we just typed password by using key board.this is most common widely used method

2.Finger print access:
                             

   Now a days most of the pepole trying to use this method. this is also very secure and easy to use.some master cards along with bio metric companies implement this technology for their customers while using bank transactions.
           Barclays has teamed up with tech giant Hitachi to offer 'finger vein technology' to its 

corporate customers for bank transactions.
 finger print vein technology is reported to be very highly secure and reliable and gives uniqueness of individual vain patterns. which are established once that cant be unchanged throw out ones  life .

3.Voice based passwords:

  in this method authenticating a user by numerous vocal characteristics like vocal tract geometry, harmonics, pitch and range.
 HSBC customers in the UK can enroll to the voice print to long in to their online accounts.and some other banks like ICICI and Citi bank also offer this service to their customers

4.Retina based passwords:

 this is the one of the most secure method that based on the blood vessels at the back of the eye that have a unique feature for every individual. this techonolgy introduced in 1980's
  Japanese telco NTT DoCoMo and handset maker Fujitsu have launched a smartphone that authenticates users for mobile payments by scanning their irises.

5.heart beat or ECG based passwords:

 this method is very critical and complex to do scan of heart beat or ECG .thtats why its not yet popular .

6.face recognition  based  passwords:

  Face recognition technology measures and matches unique characteristics for the purposes of identification or authentication.

Uniqul, a Finnish company, developed a system which uses facial recognition for payments.

Rename multiple files at once in windows

How to rename multiple  files at once

In windows 7  we can rename the number of files at one time. First select 2 or more files you want to rename. After that press F2  then give the desire name and press enter. 

Once done all the files are renamed to the name entered by follow a number.. for example you enter file name “sample” for 5 files .then the file names are sample1, sample2,sample3,sample4,sample5. 

How to shut down computer using key board short cuts

Shut down your computer by using key board short cuts:

using key board short cuts is very easy to operate your computer. After  completing your work you want to shut down your system  by using short cut keys.

First press Win + D (windows key+D) to show your desktop.

Then  press Alt+F4 key , it opens a dialog box  press ok to shut down  the computer