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Chapter 10: Contacts and Private Chat

Your phone contacts and how they sync, starting a private chat, sending messages, photos, voice and GIFs, deleting, offline sending, encryption and chat notifications.

10.1 Contacts tab

What is on the Contacts tab?

Your phone contacts. Those who are on KuhuChat can be chatted with; contacts who have not joined show an invite option. You land on this tab after login.

How are contacts sorted?

Alphabetically, across scripts, so names in Hindi, Gujarati and English are mixed in one list.

What can I do from a contact's card?

Open a private chat; view their wall; view their memory pins; see their voice status; see if they have a business and open it; analyse your chat with them in Mitra (see 17.1); or block them.

What does "Not on app yet" mean?

That person has not joined KuhuChat. Tap Invite and choose "Invite via WhatsApp (Free)", or SMS (carrier rates may apply).

What does "This contact is private" mean?

That person's details are private to you, so some options on their card are not available.

How do I block a contact?

Open the contact and choose Block. The app warns: "[Name] won't be able to message you, see your wall, tree, business, or status, and you won't see theirs either." To undo, choose Unblock: "You will be able to see and interact with [Name] again."

10.2 Contact sync

How does KuhuChat know which contacts are on the app?

With your permission, it reads your phone contacts and converts each 10-digit number into a one-way scrambled code (a hash). Only the codes are compared. Your raw contact list is not uploaded as plain numbers.

How often does it sync?

Automatically in the background, at most about once every 12 hours. Use Refresh on the Contacts tab to update sooner.

I do not see a friend who is on KuhuChat.

Check that you saved their number in your phone, that you gave contacts permission to KuhuChat ("Make sure contacts permission is granted"), and tap Refresh. They must be registered with that same number.

I denied contacts permission.

The sync is skipped and you can still chat with people you already had chats with. Allow contacts in your phone settings to see the rest.

Does the web version read my contacts?

No. A browser cannot read your phone's contacts. It shows the contacts your phone has already synced.

10.3 Contact search

How do I search for a contact?

Tap the search icon on the Contacts tab and type. You can type in any script, and the search also finds names written in another script.

Can I find someone who is not in my contacts?

Samaj search (see 4.4) finds members of your Samaj. The Contacts search finds your phone contacts.

10.4 Starting a chat

How do I start a chat?

Tap a contact who is on KuhuChat. The private chat opens. Type and send.

Can I chat before joining a Samaj?

Yes. Chats and contacts work without a Samaj.

How does the chat look on a tablet or browser?

On wide screens, the chat list is on the left and the open chat on the right.

10.5 Text messages and status ticks

What do the ticks mean?

Sent: the message reached KuhuChat. Delivered: it reached the other person's phone. Read: they opened it. A clock or "queued" mark means it is waiting for internet.

How do I reply to a message?

Swipe the message to the right. The original appears above your reply.

What else can I do with a message?

Press and hold it for options such as Reply, Copy, Forward, Share and Delete. Swiping a message left tags it into a Diary thread.

How do I forward a message?

Choose Forward, then pick the people or groups. Photos, videos, voice messages, documents, locations and albums can be forwarded as well.

10.6 Photos, video and documents

How do I send a photo or video?

Tap the attach button in the message bar and choose Gallery. You can select several; they are sent as an album. Add a caption if you want.

How do I send a document?

Choose Documents (or Files) in the attach menu and pick the file. PDFs show a small preview with the page count.

Are my photos and videos compressed?

Yes, to save data and speed up sending. GIF files are sent as they are.

Can I open and save what I receive?

Tap it to open full screen. Use the save or share option to keep it.

10.7 In-app camera

How do I use the camera inside the chat?

Choose Camera in the attach menu. Switch between Photo and Video. In Photo mode tap the shutter; in Video mode tap to start and stop recording.

What controls does it have?

Flash (off, auto, torch), switch between front and back camera, quality choice and a self-timer for photos.

10.8 Voice messages

How do I send a voice message?

Use the microphone button in the message bar. The first time, allow microphone permission. Record, then send. You can delete a recording before sending.

How do I listen?

Tap play on the voice message. You can move through it by dragging the bar.

10.9 GIFs

How do I send a GIF?

Open the attach menu and choose GIF. Search for one and tap it to send.

Why does a GIF not move?

Check your internet. Some phones pause animations in battery-saver mode.

10.10 Link previews

Why does a link show a picture and title?

When you send or receive a web link, the chat shows a small preview card with its title and image where the website provides them. Tap the card to open the link.

10.11 Chat search, multi-select and swipe actions

How do I search inside a chat?

Tap the search icon at the top of the chat and type. Matching messages are highlighted.

How do I select several messages?

Press and hold one message, then tap others. The top bar shows options such as delete and forward for all selected.

What do the swipes do?

Swipe right on a message to reply. Swipe left to tag it into a Diary thread (see 18.3).

10.12 Delete for everyone and delete chat

How do I delete a message?

Press and hold it and choose Delete. You can delete it for yourself only, or for everyone in the chat.

What does "delete for everyone" do?

It removes the message from the other person's chat and also removes its photo, video, voice or document from KuhuChat's storage. If the receiver had not read it, their unread count goes down.

How do I clear a whole chat?

From the Contacts tab, open the contact's menu and choose Clear chat. You can remove it from your list only, or delete it for both: "This will permanently delete your chat with [Name] for both of you. [Name] will not be removed as a contact. This cannot be undone."

What does the other person see?

After you delete a chat for everyone, they see "Chat deleted for everyone".

10.13 Offline sending (outbox)

What if I have no internet when I send?

Text and media wait in a queue on your phone. The message shows in the chat as queued. When the connection returns, KuhuChat sends it automatically.

Will I lose a queued photo if I close the app?

Queued media is saved on your phone, so it is sent when the app next has internet. Keep the app installed and signed in.

10.14 Chat encryption

Are my chats protected?

Message text, captions and media links are encrypted with AES-256 before they are stored, using a separate key for each chat. Messages are also protected in transit.

Is this end-to-end encryption?

No. The keys are managed by KuhuChat's service so that your chats can be restored on a new phone and across devices. Please do not share sensitive details such as bank PINs or passwords in any chat.

Who can read my chat?

In the app, only you and the people in the chat see your messages. Messages are stored encrypted, and your contacts are matched using scrambled numbers, not plain ones.

10.15 Chat notifications

What do I get notified about?

New messages in private chats, groups and Samaj chats. Tapping a notification opens that chat (see 2.4).

How do I change the sound?

Use the menu, then Notification Sound (see 2.6).

I am not getting message notifications.

See 2.4. Check phone notification settings, internet and battery saver.