How to fix the ‘cannot connect to App store’ error on Mac?

Many Mac users have complained that they are facing problems connecting to
the Mac App Store. Many of them started getting this error message after they
updated their Mac devices.

If your Mac cannot connect to the Apple App store and is not able to
download, install or update apps, then continue reading the article.


1. First of all, make sure you are not having any network errors. See that
your Mac is connected to the internet. Try to reboot your Mac and
restart your router or modem.

2. Also, make sure that the Apple Mac store servers are not down for some
time. To check this, go to the System status website of Apple.

3. Open iTunes and click on Account and then sign out. Wait for a while
and then sign back in.

system status

4. Open App Store and tap on Store and press Sign Out. Wait for a while
and then sign back in.

5. Disable the VPN or proxy network if you are using them to connect to
the internet.

6. If you using macOS Mojave, open system preferences and then go to
Software update and check for any updates. If you find an update, you
must update your Mac as soon as possible.

7. Ensure that the date and time settings are set properly. You can also set
them to automatic to avoid getting this error.

8. Try the following steps on your Mac:

  • Open Keychain Access and press ‘System Roots’.
  • Double click on ‘DigiCert High Assurance EV root CA’.


  • Now, press ‘Trust’.
  • Now, change the setting to ‘Never Trust’.
  • Now, you have to reboot your Mac.
  • After turning it back on, follow the same steps to change “When
    using this certificate” back to “Use System Defaults”

9. Just follow the following steps on your Mac.

  • Open Finder and click Go and then Go to Folder and type
  • Now, click on Go.
  • You have to delete URL cache.db and ocspcache.db files. Enter the
    admin password, if prompted.
  • Now, reboot your Mac.

All the above fixes are meant to solve your problem. If any of these fixes do
not work for you, you can contact the Apple support team for further help.

How to block ‘no caller ID’ calls on iPhone?

Do you get a lot of calls from the unknown callers who are spammers or
telemarketers with ‘No caller ID’? If might probably want to block these calls
as you cannot identify the number of the caller before you answer it. You will
see these calls labelled as anonymous, private or blocked.

You get these calls as in the USA, the FCC or Federal Communications Commission
commands that the cellular carries let people block their caller ID, hence no
caller ID. But the users may want to hide their telephone numbers intentionally
due to the privacy reasons.

There are various telemarketers and spammers who use the No caller ID as
they do not wish to be known.

no caller id

But here is some good news for you that you can block these callers and

Here in this article, we are going to see what you can do to block the No caller
ID calls that you are receiving on your phone. There are 2 ways to do so, let us
have a look at each of them one by one.

Method 1 – Do not disturb

You can use the Do Not Disturb mode to block the calls from unknown callers.
The Do Not Disturb mode allows you to silence calls. If you wish to turn on the
Do Not Disturb mode, just follow the steps mentioned below –

  •  Open settings and go to do not disturb.
  •  Select manual and then you can turn on the Do Not Disturb mode.
  • If Do Not Disturb mode is on, you will notice a moon icon in the status
  • If you want to receive calls from your contact, just select ‘allow calls
    from’ and then select ‘all contacts.

do not distrub

By doing so, you will silent all the calls from the numbers which are not added
in your address book. The ‘no caller ID’ calls will automatically be silenced now
as they are not in your contact list.

Make a note that the calls from ‘no caller ID’ are just silenced and not blocked.
You will still get the calls in Do not Disturb mode.

Method 2 – using contacts

First of all, you have to create a new contact with the name ‘no caller ID’.

  • Open your phone app and press contacts tab.
  • Now, press the + button to add a new contact.
  • In the phone number field, type 000-000-0000.
  • After that press the done button.


  • Now, press the block this caller tab. You will see a message warning that
    you won’t receive phone calls or messages or FaceTime from the people
    who are on your block list. Just press the block contact option to block
    this contact.

Methods 3 – block No caller ID calls

If you truly want to block a number from reaching you, it can be done at the
network level.

Most of the cellular carriers have an option to block the calls that you want.
Here is how you can do this.

  • Blocking calls with no caller ID (AT & T)
  • Block anonymous callers (T mobile)
  • Anonymous call block (Verizon)
  • How do I activate anonymous call rejection (Bright House)

Though, some carriers such as Sprint do not provide this feature, as of now.
You can ask your carrier provider if they have this option or not.

How to make a genius bar reservation?

Are you facing some issues with your Apple devices? You might know that
Apple offers various tech support options to help its customers. These options
include support over the phone, live chat support or via email. But, if you want hands-on or personal support you can get an Apple expert as well. This might
be the case when you are facing some hardware issues such as your screen is
cracked or you got some water damage. In this case, you have to bring your
device to the Apple store to get it repaired.

Every Apple retail store provides tech support to its customers. The Genius bar
stations offer this support to the Apple customers. Geniuses, or the employees
at the genius bar, are specifically trained to help the customers having issues with
the Apple hardware and software.

If you are required to visit the Genius bars, you first have to make a
reservation. You can make this reservation online before visiting the genius bar
station. If you don’t know how to make a reservation at the genius bar station,
then you are at the right place.

Here in this article, we are going to see how we can make an appointment at
the Genius bar station. Though this is not easy, if you follow the steps, you
can book your appointment.

There are two methods to book your appointment at the genius bar – first is
through the apple support application and the second one is via the apple
support web site.

Let us have a look at each of the methods one by one.

1. an iOS device or through the apple support app
Making an appointment for a genius bar station visit via the apple support app is
the easiest way to do this. Just follow the steps mentioned below to book your
reservation at a genius bar before visiting it.

  • First of all, you need to open the apple support app. If you don’t have it
    on your device, you can download it from the Apple store for free.
  • Now, press the Get support tab.

get support

  • Now, you have to choose your device. After that go for ‘repairs and
    physical damage’. Now just choose the problem you are facing.
  • Keep in mind that for some problems you will get support via call or live
    chat sessions.


  • Now, you need to choose the Bring in for a repair option and find your
  • Select the date and time of the visit and then tap the Reserve button. Bingo,
    your appointment with the geniuses is made.


  • Now, let us have a look at the second method to book an appointment at the
    genius bar station through the apple support web site.
not have reservation
2. Making a genius bar appointment through the apple support web site.

If you don’t want to install or download the apple support app, there are no
worries. You can make your appointment with the genius bar station via the
apple support web site. Just follow the steps mentioned below to make a
reservation with the geniuses via the apple support web site.

  • – First of all, go to which is the apple’s
    genius bar website.


  • – Now, look down for the Get Hardware help link. Simply press the link to
    proceed further with the reservation.


  • – Now, choose your device or the service that you want to receive.


  • – Now, tap on Repairs and physical and select your problem. After that,
    you can press the continue button to proceed further.

select issue

  • – After that, you have to press the ‘bring in for repair’ button.

apple id

  • – They will ask you to enter the Apple ID and the password.
  • – Choose your desired location where you wish to make the visit. You can
    also search by city, zip code or simply by name. Choose the closest app
    store where you want to make the visit.
  • – Enter your desired date and time of the visit to the store.
  • – After this, your reservation with the genius bar station is made

After you have successfully made your reservation at the genius bar station,
apple will send you a confirmatory email. You can also reschedule or even

cancel the appointment. You must remember to back up your device before
you make a visit to the genius bar station.

How to turn off two-factor authentication?

Many of the users find the two-factor authentication annoying and feel like
turning it off. They may have many concerns about wanting to turn off the two-factor authentication, despite the fact that it enhances the security of your
account. Two-factor authentication makes it a little more difficult for anybody
else to sign in to your apple account.

turn off

So, if you are willing to turn off the two-factor authentication, then you are at
the right place. Here in this article, we are going to see how to disable the two-factor authentication without any hassle.

Disabling two-factor authentication

Is it even possible to disable two-factor authentication? Well, the answer is
maybe but the chances are that you cannot. If it is turned on, you can turn it
off within 2 weeks. To do so, just go to and then click on manage my
account. From over there, you can turn it off. Just follow the factors mentioned
below to disable two-factor authentication.

  • First of all, go to
  • Now, type your Apple ID as well as the password and press the login
  • Now, locate the Security section and tap on edit.
  • Now, tap on ‘turn off two-factor authentication’. They will ask you to
    confirm whether you wish to turn off the two-factor authentication. Just
    press the continue button to confirm.

edit turn off

In case you are not able to find this option, then it simply means it that you
cannot turn off the two-factor authentication feature. This is because it has
been on for more than 2 weeks. If you want to know why you cannot turn this
feature off after two weeks then continue reading the article.

Why you cannot turn off the two-factor authentication after 2 weeks?

As you know that your account is more secure when the two-factor
authentication feature is turned on as no one can access the account even if they know the password. Many iOS apps and tools need this extra level of security to protect sensitive data.

Keep in mind that two-factor authentication and two-step
verification is not the same stuff. The latter is the older security
method than the former one.

If you wish to turn off the two-step verification, you can do so
following the steps mentioned below.

  • First of all, go to
  • Now, you will be asked to enter your Apple ID and password to
    log in to your account.
  • Now, locate the ‘Security’ section on your screen.
  • Tab on Edit button and press ‘Two-step verification’.
  • You will be asked whether you wish to turn off the two-step
    verification or not? Just press on Confirm to disable the two-
    step verification.

turn off two steps

In case you are running on iOS 11 or later or macOS High Sierra, you
will be automatically updated from the two-step verification to two
step authentication feature.

How to fix the unable to install update error on iOS?

Many iOS users have complained that they are getting an error when they
attempt to update their iPhone or iPad. It has become one of the most
common errors faced by iOS users while updating their device.

To update your iPhone or iPad you just have to open settings and go to the general
tab. Now, choose a software update to update your device. If you are unable to
do so, then it can be due to many possible reasons.

We all know that Apple provides regular updates for iOS devices. They are
released through over-the-air-software updates. They are basically meant for
fixing the bugs and providing some additional features and improvements.

unable to check

Therefore, it is highly recommended that you install updates when they are

If you are not able to install the update on your iPhone or iPad, then no need
to worry. Here in this article, we have mentioned how you can fix the iOS
update problem.

1. First of all, you must reboot your iOS device as this is the most common
fix to solve many such bugs.
2. Also, see if you have enough space to download and install the update on
your iOS device. If you don’t have enough space on your device, you
have to create some. Just go to settings and then open general and then
Storage & iCloud usage and lastly manage storage. You can also turn on
the iCloud photo library as it will compress the size of your photo library.
3. You can also try to remove and download the iOS update by following
the following steps –

  • Go to manage storage in the settings of your device.
  • Now choose the iOS update and delete the update.
  • Now, open settings and then general and then software update. Now,
    try to install the update again.

delete update

4. Try installing the update through iTunes by following the steps
mentioned below –

  • Ensure that you have the latest version of iTunes on your PC.
  • Open iTunes and connect your iDevice using the USB.
  • Now, choose your device and click on the summary.
  • Now choose the check for update option.
  • Just press the download and update option.
  • Enter the passcode if prompted.

itune update

5. Try to force restart your device

  • If you are using iPhone 7 or newer, you have to press and hold the
    sleep/wake button along with the volume down until you see the Apple logo
  • If you are using iPhone 6s or lower, press and hold the sleep/wake
    button along with the Home button until you see the Apple logo on your

reforce restart

6. You can also use the iOS IPSW File to update your iDevice. However, this
fix is for the advanced users only.

  • First of all, download IPSW file for your iDevice on your PC.

ipsw file

  • Now, connect your iDevice to your PC.

divice connecting

  • Now, you have to open iTunes and then choose the summary tab.


  • Now, if you are using Windows, just press the shift key and if you are
    using Mac press the Alt/Option key and then select Update.
  • Now, you will have to locate and choose the IPSW file that you have
    downloaded for your device.
  • This will update the iOS device that you want to update.