Android Gmail Signature Setup and Desktop Formatting
Use Android Gmail signature steps, a desktop formatting fix, and device-specific guidance for web, iOS, and reply separators.
Sophie Grant
Email Signature Specialist, Scribe

On this page
- Choose the Gmail interface before changing a signature
- Create a mobile signature in the Android Gmail app
- Understand the Gmail app’s documented fallback
- Remove formatting from a selected desktop signature
- Interpret the two dashes without assuming a Gmail setting
- Choose the right Gmail signature path
- Sources
Choose the Gmail interface before changing a signature
A Gmail signature is text, such as contact information or a favorite quote, that Gmail automatically adds at the end of messages as a footer. Decide first whether you want to create a signature or change something about one you already use. Those are different tasks, and the steps depend on the Gmail interface you plan to use.
You can optionally add an image to your signature. Treat that as a separate choice from the wording: the Android steps in this guide cover entering text, while the desktop instruction covers removing formatting.
The Android Gmail app has a Mobile signature setting. A separate computer instruction covers removing formatting from a selected signature. Start in the interface where you intend to make the change; do not carry a button sequence from one surface to another.
Before opening settings, make a short plan:
- Name the task: create a mobile signature, change its wording, remove formatting, or address the dashes above a reply signature.
- Choose the device and Gmail interface where you will work.
- If you are using the Android app, identify the Google Account where you want the signature.
- Prepare the wording you intend to enter or keep.
- Decide whether your task is about text, an optional image, formatting, or the reply separator.
This keeps the goal clear while you navigate. A wording change is not the same as a formatting change, and neither automatically answers a question about the separator in a reply. This guide covers Android mobile signatures and one desktop formatting action, not full web or iOS setup.
Create a mobile signature in the Android Gmail app
The Android Gmail app lets you enter a mobile signature through its settings. Choose the Google Account where you want to add it, then follow the app’s sequence.
On Android, follow these steps in the Gmail app:
- Open Gmail and tap Menu in the top left.
- Scroll to the bottom and tap Settings.
- Choose the Google Account where you want to add the signature.
- Tap Mobile signature.
- Enter the signature text.
- Tap OK.
The account selection is part of the instructions, not a step to skip. If you use more than one Google Account in the app, select the one you intend to change before entering text. Keep the task tied to that selected account rather than assuming that choosing a setting for one account changes another.
The setting asks you to enter text. Prepare the words you want before you begin, then enter them in Mobile signature and tap OK to finish the stated sequence. The definition of a Gmail signature includes examples such as contact information or a favorite quote; choose wording that suits your own message use.
An image is optional in a Gmail signature, but the Android sequence above describes entering text. If adding an image is your goal, use Gmail Help instructions that specifically cover images rather than treating the text-entry steps as image instructions.
The Android sequence above describes entering a mobile signature. Keep the distinction clear: use the Android path when you want to enter a mobile signature, and use task-specific guidance when you need to revise one.
Understand the Gmail app’s documented fallback
For new messages, the Android Gmail app has a stated fallback: if you have not created a signature in the app, new messages use the signature you created on your computer. Both conditions matter—the app signature has not been created, and the message is new.
Choose your action by the result you want:
- Use the computer-created signature for new messages in the app: leave the app without a signature created; the stated fallback applies to new messages.
- Enter a mobile signature: use the Android app sequence and select the Google Account where you want it.
- Change wording created on a computer: use instructions for the computer interface; the app fallback is not a desktop editing procedure.
Keep the fallback within its stated limits. It concerns new messages when you have not created a signature in the app. Do not extend that description to replies or assume it explains every message situation. If your question is about a reply, look for guidance that addresses replies specifically.
Remove formatting from a selected desktop signature
Gmail’s computer instructions cover one specific edit: removing formatting from a selected signature. Open Gmail, click Settings, then See all settings. In the Signature section, select the signature you want to change and click Remove formatting.
Use this route when removing formatting is the change you intend to make. It is not a general set of steps for creating a desktop signature or replacing its wording. Identify the selected signature and the task before clicking the control; the instruction specifically names formatting.
Before using the computer control, check these points:
- Are you in the Signature section?
- Have you selected the signature you mean to change?
- Is removing formatting the specific change you want?
If all three answers are yes, click Remove formatting. If you want to create a signature or change its text, stop and use instructions for that task instead. This distinction keeps a formatting control from being mistaken for a general-purpose editing route.

Interpret the two dashes without assuming a Gmail setting
You may see two dashes before a signature when replying to an email. A Patronum support article identifies the marks as an email separator and says the separator is part of the email internet standard. That description gives you a reason to distinguish the dashes from the signature wording itself.
The same Patronum support article says the dashes can be removed through Gmail settings. If you want to remove them, use Gmail Help guidance that identifies the exact setting for the reply separator rather than guessing at a control.
Keep the separator question separate from desktop formatting cleanup. Remove formatting is an action for a selected signature; do not treat it as the control for the two dashes. If your goal is to remove the separator, follow instructions that specifically address that setting.
Use the task itself to choose what to do:
- The signature text needs changing: follow the instructions for the interface where you are editing it.
- The selected desktop signature needs formatting removed: use Remove formatting in the Signature section.
- The two dashes before a reply signature are the issue: look for Gmail Help guidance that names the reply separator setting; do not substitute the formatting control.
These are separate questions, even when they appear close together in a message. Identify what you want to change before applying a control.
Choose the right Gmail signature path
These steps cover Android mobile-signature setup and removing formatting from a selected desktop signature. Do not copy Android’s menu sequence into a web or iOS task. Match the steps to the device where you will make the change.
Your next step depends on the task: use the Android app sequence to enter a mobile signature, use the computer control only when you want formatting removed, and seek device-specific instructions for other web or iOS edits. Keep the new-message fallback within its stated conditions, and handle the reply separator as a separate setting question.
Before you begin, name the change you want and choose the matching interface. That gives you a clear route without treating mobile setup, desktop formatting, wording edits, and reply separators as the same operation.
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