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Why are my lines not showing up in AutoCAD?

Problems are usually caused by layer settings, viewport display, line-type scale, or graphic refresh. 1. Check whether the layer is closed or frozen, and confirm that the color is different from the background; 2. Use ZOOMEXTENTS in the viewport to ensure that the geometry is within the visual range; 3. Adjust the LTSCALE value to fix the linear scale abnormality; 4. Check whether there are color output restrictions in the printing style sheet; 5. Try the REGEN command or switch the visual style to solve the graphics rendering problem. Check the reasons in order to quickly locate the reasons.

Jul 01, 2025 am 12:04 AM

autocad Line display

How to flatten a PDF in Adobe Acrobat?

Retaining layer information when exporting PDFs can cause compatibility issues, and flattening can resolve this issue. Use the "Pre-press Check" tool of Adobe AcrobatProDC to flatten the PDF with one click, which is suitable for most cases; 1. Open the PDF, click "Tools" > "Pre-press Check" on the right; 2. Click the gear icon, select "Flat Page Content", and confirm and save the file. Advanced users can manually adjust settings: 1. Create a new configuration file and check "Flat Transparency" in "Repair"; 2. Set the resolution and apply the configuration. After flattening, you should pay attention to problems such as larger file size, reduced editing, and text conversion to pictures. It is recommended to keep the original copy for modification.

Jun 30, 2025 am 12:05 AM

How to undo multiple times in Photoshop

In Photoshop, continuous undoing of multiple steps can be achieved through three methods. First, use the "History" panel and click any step to fall back to this state; second, press the Alt Ctrl Z (Windows) or Option Command Z (Mac) shortcut keys to gradually undo; third, create a "snapshot" to save the key state so that it can be restored at any time. Among them, mastering the "History" panel and undo shortcut keys can meet daily photo editing needs.

Jun 28, 2025 am 12:08 AM

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How to recover unsaved Word document

1. Check the automatic recovery folder, open "Recover Unsaved Documents" in Word or enter the C:\Users\Users\Username\AppData\Roaming\Microsoft\Word path to find the .asd ending file; 2. Find temporary files or use OneDrive historical version, enter ~$ file name.docx in the original directory to see if it exists or log in to OneDrive to view the version history; 3. Use Windows' "Previous Versions" function or third-party tools such as Recuva and EaseUS to scan and restore and completely delete files. The above methods can improve the recovery success rate, but you need to operate as soon as possible and avoid writing new data. Automatic saving, regular saving or cloud use should be enabled

Jun 27, 2025 am 11:36 AM