The tool to install that the UX Designer needs is theSketch plugin. This plugin allows the designer to quickly mock up Salesforce user interface experiences using a collection of prebuilt components, such as base components, tokens, design patterns, and more. The plugin also provides access to the Salesforce Lightning resources for their design and prototype, such as icons, fonts, colors, and images. The plugin is compatible with Sketch, a popular design tool for creating user interfaces.

: Salesforce Lightning Design System

: Sketch Plugin

Q Tabs are a type of SLDS component that can be used to organize and consolidate content on a record page. Q Tabs are a variant of the Tabs component that are designed for use in the Lightning App Builder. Q Tabs allow users to switch between different views of related information within the same context. Q Tabs can also be nested to create subtabs within a tab. Q Tabs can help UX designers to create content-rich record pages that are easy to navigate and consume. Q Tabs can also help to reduce clutter and scrolling on a record page by grouping related content into tabs. Q Tabs can be customized with different icons, labels, and badges to indicate the type and status of the content in each tab. Q Tabs can also be configured to load content dynamically or on demand, which can improve the performance and user experience of the record page.Reference:Q Tabs Component Blueprint | Lightning Design System,Tabs Component Blueprint | Lightning Design System,Tabs | Lightning Web Components Developer Guide | Salesforce Developers

The next phase after discovery, research analysis, and ideation is prototyping, which is the process of creating low-fidelity or high-fidelity representations of the design solution that can be tested and validated with users and stakeholders. To prepare for this phase, the UX designer should determine what to prototype, which means deciding on the scope, the level of detail, the format, and the tools for creating the prototype. The UX designer should consider the following factors when determining what to prototype:

The goals and objectives of the prototype: What is the purpose of the prototype? What questions or hypotheses does it aim to answer or test? What feedback or data does it seek to collect?

The target users and audience of the prototype: Who are the users and stakeholders that will interact with or evaluate the prototype? What are their needs, expectations, and preferences? How will they access and use the prototype?

The features and functionality of the prototype: What are the key features and functionality that the prototype should include or exclude? How will they support the user goals and tasks? How will they demonstrate the value proposition and the design principles of the solution?

The fidelity and interactivity of the prototype: How realistic and detailed should the prototype be? How interactive and responsive should the prototype be? How will the prototype convey the look and feel, the content, and the behavior of the solution?

The tools and methods of the prototype: What tools and methods will be used to create and present the prototype? How will they affect the time, cost, and quality of the prototype? How will they facilitate the testing and validation of the prototype?

: User Experience Designer Certification Prep: Module 5: Design User Interfaces

: User Experience Designer Certification Prep: Module 6: Validate User Interfaces

: What is Prototyping?

The next phase for a UX designer after completing discovery, research analysis, andideation is to determine what to prototype. Prototyping is the process of creating a model, mock-up, or simulation of a user interface to test out ideas and gain feedback from users. Prototyping can be done in a variety of ways, from low-fidelity paper prototypes to high-fidelity digital prototypes. It is important to consider the purpose of the prototype and the amount of detail needed to accurately test out the user experience.

To prepare for the prototyping phase, a UX designer should review the researchdata and user insights gathered during the discovery, research analysis, and ideation stages. They should determine what needs to be tested out and create a plan for creating the prototype, considering the level of fidelity needed, the resources available, and the timeline. Additionally, they should consider what metrics they want to measure when testing the prototype, such as user engagement, usability, and satisfaction.

Designing perceivable content means that the content should be presented in a way that can be convertible between different formats, so that users with different sensory abilities can access it. For example, providing text alternatives for images and videos, captions and transcripts for audio, and audio descriptions for visual content. This way, users who are blind, deaf, or have low vision or hearing can perceive the content using assistive technologies, such as screen readers, braille keyboards, or captions. The content should not only be presented in a visual format (A) or an audio format (B), as that would exclude users who cannot see or hear the content.The content should be adaptable to different formats and devices, and follow the Web Content Accessibility Guidelines (WCAG) principle of perceivability12.Reference:

Perceivable - Accessibility | MDN

What Is Perceivability in Web Accessibility? WCAG Principles Explained

The best way to apply branding to a Salesforce org using Lightning Experience is to create a custom theme in Themes and Branding. Themes and Branding is a feature that allows the administrator to customize the look and feel of Salesforce to match the branding of the organization. The administrator can add logos, default images, and colors to the theme. The administrator can also choose one of the built-in Salesforce themes, or create their own custom themes with just a few clicks. To create a custom theme, from Setup, enter Themes and Branding in the Quick Find box, then select Themes and Branding. Click New Theme and upload the logo, brand colors, and images that follow the company design guidelines.The administrator can also preview and activate the theme for the entire org1.Reference:[Brand Your Org in Lightning Experience] (https://help.salesforce.com/s/articleView?id=sf.brand_your_org_in_lightning_experience.htm&language=en_US&type=5)