There are a few practical options that may work, depending on your TV and accessories:

• TV companion app: Many smart TVs offer a mobile app that includes a virtual remote. Connect your phone and TV to the same Wi‑Fi network, then follow the app’s pairing prompts.
• Streaming device app: If you use a streaming player, its mobile app often includes remote functions for basic navigation and playback.
• Phone with IR blaster: Some phones can send infrared signals using a compatible remote app, which may control many TV models.
• Universal remote backup: If your phone method isn’t supported, a universal remote on this page can provide quick, reliable control.

Availability varies by device and software version, so features may need to be enabled in settings.

Exact steps vary by model, but most universal remotes use one of two common methods. Here’s a general approach:

1. Direct code entry: Use the included code list to find your TV brand. Press and hold the Setup/Program key (or similar) until the indicator stays lit, choose the TV/device button, enter the code, then test power and volume. Try the next code if needed.
2. Auto code search: Put the remote in programming mode, select the TV/device button, then start code search. Press the designated key (often Power or Channel) to step through codes until the TV responds, and save the code.

Button names and sequences differ by model, so it’s best to follow your remote’s instruction sheet. Results can vary by TV and device generation.

If the original remote is missing, there are a few ways to get back in control:

• Use TV buttons: Most TVs have physical buttons for power, volume, and input—usually on the side or bottom edge.
• Mobile app control: Smart TVs and many streaming devices offer apps that can operate basic functions when your phone and TV share the same Wi‑Fi network.
• HDMI‑CEC: If enabled, a connected player or console remote can control TV power and volume through the HDMI connection.
• Universal or replacement remote: A universal model can be programmed for many TVs, and a replacement remote matched to your TV model can mirror the original layout.

Compatibility depends on your TV’s features and connected devices, so options may vary.

They serve different needs, and the best fit depends on how you’ll use it:

• Universal remotes: Designed to control multiple devices (like a TV, soundbar, and streaming player). They often include features such as big buttons, backlighting, and shortcuts, plus programming via codes or auto‑search.
• Replacement remotes: Built to mimic the original remote’s layout and functions for a specific TV model or family of models. They can feel familiar if you prefer the original button placement.

If you want one controller for your whole setup, a universal option is helpful. If you mainly want a drop‑in substitute for your TV’s lost remote, a replacement style may feel more intuitive.

Both work well, so it comes down to convenience and usage:

• Rechargeable (via USB): No disposable batteries to buy, and easy to top up. Great for frequent use. You’ll need access to a charger, and run time varies by model and backlight usage.
• Battery‑powered (AAA/AA): Simple and long‑lasting with spare batteries on hand. Ideal for low‑use rooms or backup remotes. You will replace batteries periodically, especially if you use backlighting or macros often.

Either style can be a solid choice. For the best experience, follow the manual’s charging or battery guidelines, and consider how often you’ll use the remote and where you’ll store it.