How do l block a call on the Huawei Ascend G510?

You can download sms and call blockers from Google Play.
Here are some I found in Google Play store:
- Call Control (link)
- Mr. Number-Block calls & spam (link)
- Calls Blacklist (link)
- Truecaller (link)
- Call Blocker Free (link)
- Call and SMS Easy Blocker (link)

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